Named colour

Shell Yellow #fbce07

The scallop that needs no name.

Token name suggestion: Atlas Honey

RGB

251, 206, 7

HSL

49°, 97%, 51%

CMYK

0, 18, 97, 2

Luminance

0.6467

#fbce07 is a balanced electric yellow, 49° on the wheel and 16/100 on the cool side. Put black text on it (13.93:1). As text it scores 1.51:1 on white — use #8B7102 instead. Nearest name is Gold, nearest Tailwind family is yellow.

hsl(49 97% 51%)rgb(251 206 7)Base step 600AAA inkWarm

At a glance

Every number on this page in one read: what #fbce07 is made of, how bright it looks, and which way it leans.

Hex

#fbce07

Hue

49°

yellow

Saturation

97%

electric

Lightness

51%

balanced

Brightness

98%

HSV value

Perceived

82%

weighted brightness

Luminance

0.6467

WCAG relative

Temperature

Warm

16/100 cool

Color family

Yellow

Tone

Electric

Best ink

Black

13.93:1

Closest name

Gold

ΔE2000 2.4

Chroma

84.5

LCH, 0–130ish

OKLCH L

0.865

perceptual lightness

Tailwind

yellow

500 · ΔE 7.2

Web-safe

#FFCC00

nearest of 216

Where it sits

Hue49° of 360°

Saturation97%

Lightness51%

Saturation × lightness field

Left edge is grey, right edge is full chroma; top is white, bottom is black. The dot is #fbce07.

Temperature

Warm ← → Cool16% cool

Reads warm. Warm and cool siblings keep the same lightness, so you can swap one in without redoing your contrast maths.

Warmer#FBA007 This color#fbce07 Cooler#D0FD05

Luminance by channel

Red32%

Green68%

Blue0%

Green carries most of what the eye calls brightness — that is why WCAG weights it 0.7152.

About Shell Yellow

Shell yellow, #fbce07, fills one of the century’s great logo survivors — the scallop shell that has shed its wordmark entirely, trusting yellow-on-red recognition alone at highway speed.

History

Raymond Loewy’s 1971 pecten simplified decades of shell drawings into the current mark; by 1999 Shell dropped the name from most signage — the yellow shell outlined in red IS the sign, one of few marks confident enough to go wordless.

Psychology

Yellow for visibility and optimism, red for energy: forecourt psychology at 120 km/h. The wordless mark converts recognition into trust before a driver can read anything.

In design

A saturated golden yellow (1.6:1 on white — display only) locked to its red outline #dd1d21. The wordless lesson: iterate a mark for a century toward simplicity and you can eventually delete your own name.

In culture

The scallop on a million forecourts, Loewy’s sketchbooks in design museums: petroleum’s most elegant piece of graphic design.

Brands that own shell yellow

McDonald’s#ffc72c IKEA#ffdb00 CAT#ffcd11 Hertz#ffd100 DHL#ffcc00

Shades of shell yellow

Gold Amber Sunflower Marigold Saffron Canary Honey Mustard

Every format

HEX	#fbce07
HEX (8-digit)	#fbce07ff
RGB	rgb(251, 206, 7)
RGBA	rgba(251, 206, 7, 1)
HSL	hsl(49, 97%, 51%)
HSV / HSB	hsv(49, 97%, 98%)
HWB	hwb(49 3% 2%)
CMYK	cmyk(0%, 18%, 97%, 2%)
LAB	lab(84.3 1.0 84.5)
LCH	lch(84.3 84.5 89.3)
OKLCH	oklch(0.865 0.176 92.7)
XYZ (D65)	xyz(61.90, 64.67, 9.42)
Decimal	16502279
Display P3	color(display-p3 0.984 0.808 0.027)
Web-safe	#FFCC00

Copy-ready code

every platformclick to select

/* CSS */
color: #fbce07;
background-color: #fbce07;
/* CSS custom property */
--brand: #fbce07;
/* Tailwind (arbitrary) */
class="text-[#fbce07] bg-[#fbce07]"
/* SCSS */
$brand: #fbce07;
/* SwiftUI */
Color(red: 0.984, green: 0.808, blue: 0.027)
/* UIKit */
UIColor(red: 0.984, green: 0.808, blue: 0.027, alpha: 1)
/* Android XML */
<color name="brand">#FBCE07</color>
/* Android Compose */
Color(0xFFFBCE07)
/* Flutter */
Color(0xFFFBCE07)
/* Python / OpenCV (BGR) */
(7, 206, 251)
/* Python / PIL (RGB) */
(251, 206, 7)
/* Java AWT */
new Color(251, 206, 7)
/* .NET */
Color.FromArgb(255, 251, 206, 7)
/* OpenGL / Unity (0–1) */
(0.9843f, 0.8078f, 0.0275f, 1f)
/* LaTeX */
\definecolor{brand}{RGB}{251,206,7}

modern cssclick to select

/* mix without leaving CSS */
background: color-mix(in oklab, #fbce07 85%, white);
border-color: color-mix(in oklab, #fbce07 40%, transparent);
/* theme-aware in one line */
color: light-dark(#7D6702, #EEE9D3);
/* relative colour syntax */
--hover: hsl(from #fbce07 h s calc(l - 7));

Design tokens

The same ramp in the four formats a team actually needs. Paste one and the whole palette lands with it.

css custom propertiesclick to select

:root {
  --brand-50: #FDFBF1;
  --brand-100: #FCF7E4;
  --brand-200: #FBF0C1;
  --brand-300: #FDE991;
  --brand-400: #FCDE59;
  --brand-500: #FBD322;
  --brand-600: #fbce07;
  --brand-700: #C9A403;
  --brand-800: #A18303;
  --brand-900: #746007;
  --brand-950: #483C04;
  --brand: #fbce07;
  --brand-ink: #000000;
  --brand-surface: #FAF9F4;
  --brand-border: #EDE4C0;
  --brand-hover: #DBB304;
  --brand-pressed: #B89603;
}
@media (prefers-color-scheme: dark) {
  :root {
    --brand-surface: #242114;
    --brand-ink: #EEE9D3;
  }
}

tailwind.config.jsclick to select

theme: {
  extend: {
    colors: {
      brand: {
        50: '#FDFBF1',
        100: '#FCF7E4',
        200: '#FBF0C1',
        300: '#FDE991',
        400: '#FCDE59',
        500: '#FBD322',
        600: '#fbce07',
        700: '#C9A403',
        800: '#A18303',
        900: '#746007',
        950: '#483C04',
        DEFAULT: '#fbce07',
      },
    },
  },
}

scss mapclick to select

$brand: (
  '50': #FDFBF1,
  '100': #FCF7E4,
  '200': #FBF0C1,
  '300': #FDE991,
  '400': #FCDE59,
  '500': #FBD322,
  '600': #fbce07,
  '700': #C9A403,
  '800': #A18303,
  '900': #746007,
  '950': #483C04,
);
$brand-base: #fbce07;
$brand-ink: #000000;

@function brand($step) { @return map-get($brand, $step); }

w3c design tokens (json)click to select

{
  "color": {
    "brand": {
      "50": { "$value": "#FDFBF1", "$type": "color" },
      "100": { "$value": "#FCF7E4", "$type": "color" },
      "200": { "$value": "#FBF0C1", "$type": "color" },
      "300": { "$value": "#FDE991", "$type": "color" },
      "400": { "$value": "#FCDE59", "$type": "color" },
      "500": { "$value": "#FBD322", "$type": "color" },
      "600": { "$value": "#fbce07", "$type": "color" },
      "700": { "$value": "#C9A403", "$type": "color" },
      "800": { "$value": "#A18303", "$type": "color" },
      "900": { "$value": "#746007", "$type": "color" },
      "950": { "$value": "#483C04", "$type": "color" }
    },
    "brandInk": { "$value": "#000000", "$type": "color" }
  }
}

Best text color

Only one of black and white can be right. This is the one, with the number that proves it.

Readable at a glance#000000 on #fbce07 · 13.93:1

Use #000000 — AAA at every size.

12px

16px

24px

White text · 1.51:1

AA fail · AA large fail · AAA fail

Black text · 13.93:1 · recommended

AA pass · AA large pass · AAA pass

Reading the other direction: #fbce07 as text scores 1.51:1 on white and 13.93:1 on black.

Best tinted ink on it, if plain black or white feels flat: #7D6702 at 3.65:1.

Make it accessible

A contrast checker tells you that you failed. This tells you what to ship instead — same hue, same saturation, lightness moved only as far as WCAG demands.

The quick fox

#8B7102 · 4.71:1

AA on white−23% L

#8B7102

The quick fox

#675502 · 7.30:1

AAA on white−30% L

#675502

The quick fox

#fbce07 · 13.93:1

AA on blackalready passes

#fbce07

The quick fox

#fbce07 · 13.93:1

AAA on blackalready passes

#fbce07

Large text — 24px regular or 18.66px bold and above — only needs 3:1, so #AE8E03 is enough for headings on white. Non-text elements such as icons, chart strokes and focus rings also sit at 3:1 under WCAG 2.2 (1.4.11).

Accessibility — WCAG contrast

#fbce07 on white: 1.51:1

AA ✗ fail · AA-large ✗ · AAA ✗

#fbce07 on black: 13.93:1

AA ✓ pass · AA-large ✓ · AAA ✓

Against the neutral ladder

Contrast is symmetric, so each row covers both directions: #fbce07 as text on that neutral, and that neutral as text on #fbce07.

Neutral	Ratio	Verdict	Both directions
White#ffffff	1.51:1	AAAA lgAAA	AaAa
Slate 50#f8fafc	1.44:1	AAAA lgAAA	AaAa
Slate 100#f1f5f9	1.38:1	AAAA lgAAA	AaAa
Slate 200#e2e8f0	1.22:1	AAAA lgAAA	AaAa
Slate 300#cbd5e1	1.02:1	AAAA lgAAA	AaAa
Slate 400#94a3b8	1.70:1	AAAA lgAAA	AaAa
Slate 500#64748b	3.16:1	AAAA lgAAA	AaAa
Slate 600#475569	5.03:1	AAAA lgAAA	AaAa
Slate 700#334155	6.87:1	AAAA lgAAA	AaAa
Slate 800#1e293b	9.71:1	AAAA lgAAA	AaAa
Slate 900#0f172a	11.85:1	AAAA lgAAA	AaAa
Black#000000	13.93:1	AAAA lgAAA	AaAa

Colour vision deficiency

true color

protanopia · #E7CB00

deuteranopia · #F2D823

tritanopia · #FFBBB0

Roughly one man in twelve has some form of colour vision deficiency. If any of the three panels above is hard to tell apart from a neighbouring colour in your palette, add a shape, an icon or a label so the meaning does not rest on hue alone.

Color scale — 50 to 950

A Tailwind-shaped ramp built around this exact hex. #fbce07 is pinned to step 600; the rest hold its hue and let saturation ease off at the extremes so the pale end never turns neon.

50 100 200 300 400 500 600base 700 800 900 950

#FDFBF1

#FCF7E4

#FBF0C1

#FDE991

#FCDE59

#FBD322

#fbce07

#C9A403

#A18303

#746007

#483C04

Base = 600Lightest = 50 · #FDFBF1Darkest = 950 · #483C04Text step on white = 900

Perceptual ramp — OKLCH

The same eleven steps expressed in OKLCH, where equal lightness numbers actually look equally spaced. HSL ramps go muddy in the yellows and washed out in the blues; this one does not. Modern browsers render it natively — the hex ramp above is the fallback.

50100200300400500600700800900950

oklch tokensclick to select

:root {
  --brand-50: oklch(0.97 0.044 92.7);
  --brand-100: oklch(0.94 0.071 92.7);
  --brand-200: oklch(0.88 0.106 92.7);
  --brand-300: oklch(0.80 0.138 92.7);
  --brand-400: oklch(0.72 0.162 92.7);
  --brand-500: oklch(0.64 0.176 92.7);
  --brand-600: oklch(0.56 0.176 92.7);
  --brand-700: oklch(0.48 0.166 92.7);
  --brand-800: oklch(0.40 0.148 92.7);
  --brand-900: oklch(0.32 0.123 92.7);
  --brand-950: oklch(0.24 0.097 92.7);
}

Colors that work with #fbce07

Not a palette — a role sheet. Each swatch answers one question you will hit while building the component.

Text on it#000000

Black wins here

Surface#FAF9F4

Tinted page background

Border#EDE4C0

Hairlines and dividers

Muted text#9B8C4B

Captions on the surface

Accent#0371FF

Second voice, not a rival

Dark variant#7D6702

Hover, pressed, headers

Light variant#FFFAE6

Selected rows, tints

Dark surface#242114

Dark-mode background

Hover#DBB304

One step down in lightness

Pressed#B89603

Two steps down

Disabled#C9C3AA

Chroma pulled out

Focus ring#FFD417

Offset from the fill so it reads

Light mode

Everything in its place

Surface, border, heading and body all derive from this one hue, so the screen stays coherent without a second palette.

Primary actionSecondaryBadge

Dark mode

Same hue, inverted

Lightness flips, hue holds. The accent stays the anchor in both themes.

Primary actionSecondaryAccent

In real components

The same eight roles, wired into the interface patterns you will actually build with them. Every state below is a computed value, not a mock-up.

Buttons and states

Save changesHoverPressedDisabled

OutlineSubtleLinkFocused

Form field

Work email

you@company.com

Focus ring uses the light variant so the field still reads as one shape.

Send me product updates

Notice

Your export is ready

The file stays available for seven days. Download it before it expires.

NewBetaDraft

Data

Storage used68%

Acme LtdActive

NorthwindTrial

GlobexActive

How to use #fbce07

Derived from its contrast, chroma and lightness — not from taste.

Works well for

✓Text and icons on dark surfaces
✓Primary buttons and calls to action
✓Focus rings, active and selected states
✓Brand accents, badges and data highlights
✓Chart series and data categories

Use with care

⚠Text of any size on white — fails WCAG AA
⚠Full-page backgrounds — tiring over long sessions
⚠Thin strokes and 1px borders — they disappear on light UI
⚠Pairing with a same-lightness hue — edges vibrate

Minimum size as text on white

Not as text

Safe as a fill behind white type

No — use #7D6702

Safe as a 1px border on white

No — use #AE8E03

Meaning and mood

What a colour in this family tends to signal, and how this particular chroma and lightness change the reading.

optimisticalertcheap-and-cheerfulvisible

The most visible hue at low light levels, which is why it owns warnings, hazard tape and value retail.

At this chroma the association is amplified — it will dominate anything placed beside it, so give it space and use it sparingly. The mid lightness keeps it versatile in both themes.

Worth knowing

Almost never passes contrast against white. Treat it as a surface or a marker, not as text.

Reads as

FormalityLow
EnergyHigh
Weight49/100
TemperatureWarm
ApproachabilityHigh

Colour associations are cultural and vary by market. Treat these as a starting point for a conversation with your audience, not a finding about them.

Similar colors

One move away from this hex in each direction. Every swatch is its own page.

Lighter#FCDC4D Darker#B89603 More saturated#FFD003 Less saturated#E4C01E Warmer#FBA007 Cooler#D0FD05 Softer#D8BE49 Richer#E3B900 Hue −20°#FB7D07 Hue −10°#FBA507 Hue +10°#FBF607 Hue +20°#D7FB07

Color relationships

The wheel positions with their names attached, so you can grab the one you actually need.

Complementary	#0734FB	Directly opposite — maximum tension
Analogous left	#FB5407	Neighbour, quieter
Analogous right	#AEFB07	Neighbour, quieter
Split-complement 1	#07AEFB	Contrast without the clash
Split-complement 2	#5407FB	Contrast without the clash
Triadic 1	#07FBCE	Even thirds — balanced and loud
Triadic 2	#CE07FB	Even thirds — balanced and loud
Tetradic	#07FB54	Fourth corner of the square scheme

On the wheel

#fbce07 sits at 49°. Every dot is a harmony position and links to its own page in the table alongside.

RGB percentages

Red98.4%

Green80.8%

Blue2.7%

R · 0–255

251

0xfb

G · 0–255

206

0xce

B · 0–255

0x07

CMYK percentages

Cyan0.0%

Magenta17.9%

Yellow97.2%

Key (black)1.6%

Total ink coverage is 117%. Most commercial presses cap around 300% — above that, sheets stop drying properly.

Color previews

#fbce07 text on a black background

contrast 13.93:1

Card sample

#fbce07 text on a white background

contrast 1.51:1

Card sample

#fbce07 on grey

1.38:1

#fbce07 on its own surface

1.43:1

#fbce07 on its dark surface

10.70:1

CSS3 live lab

Text font color

The quick brown fox

color: #fbce07;

Background color

Panel with #fbce07 background

background-color: #fbce07;

Text shadow — hex

Glowing headline

text-shadow: 2px 2px 8px #fbce07;

Text shadow — RGB

Soft neon halo

text-shadow: 0 0 14px rgba(251, 206, 7, 0.45);

Div box shadow

Elevated card

box-shadow: 0 12px 32px -8px rgba(251, 206, 7, 0.45);

Border & gradient

Gradient panel

border: 3px solid #fbce07;
background: linear-gradient(135deg, #fbce07, #86FB07);

Gradient text

Gradient headline

background: linear-gradient(90deg, #fbce07, #49FB07);
-webkit-background-clip: text;
color: transparent;

Focus ring

Focused control

outline: 2px solid #fbce07;
outline-offset: 3px;

Underline & caret

Marked up text

text-decoration-color: #fbce07;
caret-color: #fbce07;

Left rule

Pull quote or callout

border-left: 4px solid #fbce07;

Ring + tint

Selected chip

background: #FFFAE6;
box-shadow: inset 0 0 0 2px #fbce07;

Conic badge

68%

background: conic-gradient(#fbce07 68%, #e2e8f0 0);

Transparency

What each alpha value actually composites to. The top row is #fbce07 over white; the bottom row is the same alpha over a checkerboard, so you can see what survives on a photo or a video.

5%10%15%20%30%40%50%60%75%90%100%

Bottom row of hexes is the flattened result over white — use those when a design tool refuses transparency, or when you need a solid fallback.

alpha in every syntaxclick to select

rgba(251, 206, 7, 0.5)
rgb(251 206 7 / 50%)
#fbce0780
hsl(49 97% 51% / 50%)
color-mix(in srgb, #fbce07 50%, transparent)

Alpha	8-digit hex	Flat on white
10%	#fbce071a	#FFFAE6
20%	#fbce0733	#FEF5CD
40%	#fbce0766	#FDEB9C
60%	#fbce0799	#FDE26A
80%	#fbce07cc	#FCD839

Gradients from #fbce07

Six recipes, each built from this hex and shown with the exact CSS that produced it.

Elevation

Same hue, three lightnesses — safe anywhere

background: linear-gradient(135deg, #FCDA43, #fbce07 45%, #7D6702);

Duotone

A short hue run reads richer than a flat fill

background: linear-gradient(120deg, #fbce07, #63E004);

Complement sweep

Loud — keep it behind large type only

background: linear-gradient(90deg, #fbce07, #0734FB);

Spotlight

Hero panels and app headers

background: radial-gradient(120% 120% at 20% 0%, #FCE061 0%, #fbce07 45%, #7D6702 100%);

Soft wash

Section backgrounds that stay readable

background: linear-gradient(180deg, #FAF9F4, #ffffff);

Mesh

Ambient background, no image weight

background: radial-gradient(60% 60% at 15% 20%, #FC6639 0%, transparent 60%), radial-gradient(55% 55% at 85% 15%, #A6FB25 0%, transparent 60%), radial-gradient(70% 70% at 50% 95%, #7D6702 0%, transparent 65%), #fbce07;

Monochromatic scale

#3C3101 #826B02 #C9A403 #FBD118 #FCDF5E #FEEDA5 #FEF7D7

Palettes built from #fbce07

UI palette

Gradient stops

Accent trio

Warm–cool bridge

Data series

Status set

Neutral companions

Shades — darker

#E5BB04 #CBA603 #B29103 #987D02 #7F6802 #665302 #4C3E01 #332A01 #191500

Tints — lighter

#FBD320 #FCD839 #FCDD51 #FDE26A #FDE683 #FDEB9C #FEF0B5 #FEF5CD #FFFAE6

Tones — desaturated

#EFC613 #E3BE1F #D6B72C #CAAF38 #BEA744 #B2A050 #A6985C #999069 #8D8975

Color harmonies

Complement

Split-complement

Analogous

Triadic

Tetradic

Nearest named colors

Ranked with CIEDE2000 across all 139 CSS keywords. Under ΔE 2 the eye stops telling them apart; over ΔE 10 they are plainly different colors.

Gold#ffd700ΔE00 2.4 · ΔE76 4.7 Goldenrod#daa520ΔE00 11.4 · ΔE76 22 Khaki#f0e68cΔE00 13.2 · ΔE76 41.2 Yellow#ffff00ΔE00 13.9 · ΔE76 27.8 Orange#ffa500ΔE00 15.1 · ΔE76 25.4 Dark Khaki#bdb76bΔE00 16.2 · ΔE76 47.5

Closest CSS keywordGold · ΔE 2.4 Closest darker nameDark Goldenrod · ΔE 20.6 Closest lighter nameKhaki · ΔE 13.2

Nearest Tailwind familyyellow-500 · #eab308 · ΔE 7.2 Nearest web-safe colour#FFCC00 · ΔE 1.5

#fbce07 in the real world

Where a color in this family tends to land, and the interface roles it is usually asked to play.

Industries

RetailLeisureEnergyWarning systems

Common UI roles

ButtonsLinksFocus statesCharts

Print note

Sits outside most CMYK gamuts — expect a duller press result, or specify a spot ink.

On screens

Holds up across typical panel gamma. Still worth checking on an uncalibrated laptop, where mid-tones shift most.

In dark mode

Usable as-is on a dark surface at 13.93:1.

Brand examples for shell yellow are listed above — each one links through to its own page.

Explore nearby colors

Small, deliberate steps away from this hex — useful when you are hunting for the version of a colour that finally feels right.

Shell Yellow, answered

What is the Shell yellow hex code?

Shell yellow is #fbce07, outlined in Shell red #dd1d21 — the wordless pecten mark.

Why doesn’t the Shell logo say Shell?

By 1999 recognition testing showed the yellow-red scallop needed no name — a confidence built by Loewy’s 1971 simplification and decades of consistency.

Who designed the Shell logo?

The modern pecten is Raymond Loewy’s 1971 refinement of shell marks dating to 1900 — one of the longest single-mark evolutions in branding.

What color is #fbce07?

#fbce07 is a balanced electric yellow, closest to Gold (ΔE2000 2.4). It sits at 49° on the hue wheel with 97% saturation and 51% lightness, which reads as warm.

What is the RGB value of #fbce07?

rgb(251, 206, 7) — 251 red, 206 green and 7 blue out of 255, or 98.4% / 80.8% / 2.7% by channel.

What is #fbce07 in HSL and HSV?

hsl(49, 97%, 51%) and hsv(49, 97%, 98%). HSL is what CSS takes; HSV is what your design tool's picker shows, which is why the saturation numbers rarely match.

Is #fbce07 a light or a dark color?

It is a light color. Relative luminance is 0.6467 and perceived brightness is 82%, so black text on it reaches 13.93:1.

Should I use black or white text on #fbce07?

Black. It scores 13.93:1 against #fbce07, versus 1.51:1 for white — AAA at any size.

Is #fbce07 accessible on a white background?

#fbce07 on white scores 1.51:1, which fails WCAG AA at every size. Darken it to #8B7102 to reach 4.5:1, or #675502 for 7:1.

What is the complementary color of #fbce07?

#0734FB sits directly opposite on the wheel. Softer options are the split-complements #07AEFB and #5407FB, which give the same contrast with far less vibration.

What colors go well with #fbce07?

For interface work: #FAF9F4 as the surface, #EDE4C0 for borders, #9B8C4B for secondary text, #0371FF as an accent and #7D6702 for hover and pressed states. For a palette, the analogous pair #FB5407 and #AEFB07 stays calm, while #0734FB is the loudest partner.

What is #fbce07 in CMYK for printing?

cmyk(0%, 18%, 97%, 2%). This is a screen-to-ink approximation — a color this saturated sits outside most CMYK gamuts and will print duller than it looks here.

Is #fbce07 warm or cool?

Warm — it scores 16 on a scale where 0 is the warmest orange and 100 the coolest azure. Nudged warmer it becomes #FBA007; nudged cooler, #D0FD05.

Which Tailwind color is closest to #fbce07?

The yellow family — its 500 step is #eab308, ΔE2000 7.2 away. That is a visible difference, so define #fbce07 as a custom token rather than reaching for the built-in.

How do I use #fbce07 in Tailwind CSS?

Inline it as an arbitrary value with bg-[#fbce07] or text-[#fbce07], or register the whole ramp under theme.extend.colors.brand so you get bg-brand-500 and friends. The generated 50–950 scale on this page is ready to paste into your config.

What is #fbce07 with 50% opacity?

rgba(251, 206, 7, 0.5), or #fbce0780 in eight-digit hex. Over white that composites to #FDE783; over black, #7E6704.

Is #fbce07 a web-safe color?

No. The nearest web-safe colour is #FFCC00, ΔE2000 1.5 away. The palette only matters for legacy displays and some email clients now.

What does the color #fbce07 mean?

As a yellow, it reads optimistic, alert, cheap-and-cheerful. The most visible hue at low light levels, which is why it owns warnings, hazard tape and value retail. At this chroma the effect is amplified — it will dominate whatever sits beside it.

What gradient works with #fbce07?

The safest is same-hue elevation: linear-gradient(135deg, #FCDA43, #fbce07 45%, #7D6702). For more colour, a short hue run to #63E004 keeps it rich without turning muddy.

Work with #fbce07 in the Color Lab

Every tool opens with this colour already loaded.

Contrast Checker →Palette Generator →Palette Pro →Scale Generator →CSS Code Generator →Color Blind Simulator →Accessibility Checker →Color Distance →Gradient Generator →Image Color Picker →

Every value on this page is computed from #fbce07 at request time — conversions, contrast ratios and ΔE distances are calculated, never looked up.