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yellow · warm

#bdcc0c

a dark, electric yellow · warm · closest name: Yellow Green

Token name suggestion: Dusk Citron

RGB
189, 204, 12
HSL
65°, 89%, 42%
CMYK
7, 0, 94, 20
Luminance
0.5403

#bdcc0c is a dark electric yellow, 65° on the wheel and 29/100 on the cool side. Put black text on it (11.81:1). As text it scores 1.78:1 on white — use #717A07 instead. Nearest name is Yellow Green, nearest Tailwind family is lime.

hsl(65 89% 42%)rgb(189 204 12)Base step 700AAA inkWarm

At a glance

Every number on this page in one read: what #bdcc0c is made of, how bright it looks, and which way it leans.

Hex
#bdcc0c
Hue
65°
yellow
Saturation
89%
electric
Lightness
42%
dark
Brightness
80%
HSV value
Perceived
73%
weighted brightness
Luminance
0.5403
WCAG relative
Temperature
Warm
29/100 cool
Color family
Yellow
Tone
Electric
Best ink
Black
11.81:1
Closest name
Yellow Green
ΔE2000 8
Chroma
81.1
LCH, 0–130ish
OKLCH L
0.806
perceptual lightness
Tailwind
lime
500 · ΔE 10.4
Web-safe
#CCCC00
nearest of 216
Where it sits
Hue65° of 360°
Saturation89%
Lightness42%
Saturation × lightness field

Left edge is grey, right edge is full chroma; top is white, bottom is black. The dot is #bdcc0c.

Temperature
Warm ← → Cool29% cool

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

Luminance by channel
Red20%
Green80%
Blue0%

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

Every format

HEX#bdcc0c
HEX (8-digit)#bdcc0cff
RGBrgb(189, 204, 12)
RGBArgba(189, 204, 12, 1)
HSLhsl(65, 89%, 42%)
HSV / HSBhsv(65, 94%, 80%)
HWBhwb(65 5% 20%)
CMYKcmyk(7%, 0%, 94%, 20%)
LABlab(78.5 -24.5 77.3)
LCHlch(78.5 81.1 107.6)
OKLCHoklch(0.806 0.181 115.0)
XYZ (D65)xyz(42.65, 54.03, 8.53)
Decimal12438540
Display P3color(display-p3 0.741 0.800 0.047)
Web-safe#CCCC00

Copy-ready code

every platformclick to select
/* CSS */
color: #bdcc0c;
background-color: #bdcc0c;
/* CSS custom property */
--brand: #bdcc0c;
/* Tailwind (arbitrary) */
class="text-[#bdcc0c] bg-[#bdcc0c]"
/* SCSS */
$brand: #bdcc0c;
/* SwiftUI */
Color(red: 0.741, green: 0.800, blue: 0.047)
/* UIKit */
UIColor(red: 0.741, green: 0.800, blue: 0.047, alpha: 1)
/* Android XML */
<color name="brand">#BDCC0C</color>
/* Android Compose */
Color(0xFFBDCC0C)
/* Flutter */
Color(0xFFBDCC0C)
/* Python / OpenCV (BGR) */
(12, 204, 189)
/* Python / PIL (RGB) */
(189, 204, 12)
/* Java AWT */
new Color(189, 204, 12)
/* .NET */
Color.FromArgb(255, 189, 204, 12)
/* OpenGL / Unity (0–1) */
(0.7412f, 0.8000f, 0.0471f, 1f)
/* LaTeX */
\definecolor{brand}{RGB}{189,204,12}
modern cssclick to select
/* mix without leaving CSS */
background: color-mix(in oklab, #bdcc0c 85%, white);
border-color: color-mix(in oklab, #bdcc0c 40%, transparent);
/* theme-aware in one line */
color: light-dark(#707807, #ECEED3);
/* relative colour syntax */
--hover: hsl(from #bdcc0c 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: #FCFDF2;
  --brand-100: #F9FBE5;
  --brand-200: #F4F8C4;
  --brand-300: #F1F995;
  --brand-400: #EAF660;
  --brand-500: #E3F32B;
  --brand-600: #D6E70E;
  --brand-700: #bdcc0c;
  --brand-800: #8F9A09;
  --brand-900: #676F0B;
  --brand-950: #414607;
  --brand: #bdcc0c;
  --brand-ink: #000000;
  --brand-surface: #FAFAF4;
  --brand-border: #E9EDC0;
  --brand-hover: #9EAB0A;
  --brand-pressed: #7F8908;
}
@media (prefers-color-scheme: dark) {
  :root {
    --brand-surface: #232414;
    --brand-ink: #ECEED3;
  }
}
tailwind.config.jsclick to select
theme: {
  extend: {
    colors: {
      brand: {
        50: '#FCFDF2',
        100: '#F9FBE5',
        200: '#F4F8C4',
        300: '#F1F995',
        400: '#EAF660',
        500: '#E3F32B',
        600: '#D6E70E',
        700: '#bdcc0c',
        800: '#8F9A09',
        900: '#676F0B',
        950: '#414607',
        DEFAULT: '#bdcc0c',
      },
    },
  },
}
scss mapclick to select
$brand: (
  '50': #FCFDF2,
  '100': #F9FBE5,
  '200': #F4F8C4,
  '300': #F1F995,
  '400': #EAF660,
  '500': #E3F32B,
  '600': #D6E70E,
  '700': #bdcc0c,
  '800': #8F9A09,
  '900': #676F0B,
  '950': #414607,
);
$brand-base: #bdcc0c;
$brand-ink: #000000;

@function brand($step) { @return map-get($brand, $step); }
w3c design tokens (json)click to select
{
  "color": {
    "brand": {
      "50": { "$value": "#FCFDF2", "$type": "color" },
      "100": { "$value": "#F9FBE5", "$type": "color" },
      "200": { "$value": "#F4F8C4", "$type": "color" },
      "300": { "$value": "#F1F995", "$type": "color" },
      "400": { "$value": "#EAF660", "$type": "color" },
      "500": { "$value": "#E3F32B", "$type": "color" },
      "600": { "$value": "#D6E70E", "$type": "color" },
      "700": { "$value": "#bdcc0c", "$type": "color" },
      "800": { "$value": "#8F9A09", "$type": "color" },
      "900": { "$value": "#676F0B", "$type": "color" },
      "950": { "$value": "#414607", "$type": "color" }
    },
    "brandInk": { "$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 #bdcc0c · 11.81:1
Use #000000AAA at every size.
Aa
12px
Aa
16px
Aa
24px
Aa
White text · 1.78:1
AA fail · AA large fail · AAA fail
Aa
Black text · 11.81:1 · recommended
AA pass · AA large pass · AAA pass
Reading the other direction: #bdcc0c as text scores 1.78:1 on white and 11.81:1 on black.
Best tinted ink on it, if plain black or white feels flat: #707807 at 2.70:1.

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
#717A07 · 4.68:1
AA on white−17% L
#717A07
The quick fox
#575D05 · 7.06:1
AAA on white−23% L
#575D05
The quick fox
#bdcc0c · 11.81:1
AA on blackalready passes
#bdcc0c
The quick fox
#bdcc0c · 11.81:1
AAA on blackalready passes
#bdcc0c

Large text — 24px regular or 18.66px bold and above — only needs 3:1, so #919C09 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

Aa
#bdcc0c on white: 1.78:1
AA ✗ fail · AA-large · AAA
Aa
#bdcc0c on black: 11.81:1
AA ✓ pass · AA-large · AAA
Against the neutral ladder

Contrast is symmetric, so each row covers both directions: #bdcc0c as text on that neutral, and that neutral as text on #bdcc0c.

NeutralRatioBoth directions
White1.78:1AaAa
Slate 501.70:1AaAa
Slate 1001.62:1AaAa
Slate 2001.44:1AaAa
Slate 3001.20:1AaAa
Slate 4001.44:1AaAa
Slate 5002.68:1AaAa
Slate 6004.26:1AaAa
Slate 7005.82:1AaAa
Slate 8008.22:1AaAa
Slate 90010.04:1AaAa
Black11.81:1AaAa
Colour vision deficiency
true color
protanopia · #DCC100
deuteranopia · #DBC32A
tritanopia · #CABFAE

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. #bdcc0c is pinned to step 700; the rest hold its hue and let saturation ease off at the extremes so the pale end never turns neon.

#FCFDF2
#F9FBE5
#F4F8C4
#F1F995
#EAF660
#E3F32B
#D6E70E
#bdcc0c
#8F9A09
#676F0B
#414607
Base = 700Lightest = 50 · #FCFDF2Darkest = 950 · #414607Text 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 0.045 115.0);
  --brand-100: oklch(0.94 0.072 115.0);
  --brand-200: oklch(0.88 0.109 115.0);
  --brand-300: oklch(0.80 0.141 115.0);
  --brand-400: oklch(0.72 0.166 115.0);
  --brand-500: oklch(0.64 0.181 115.0);
  --brand-600: oklch(0.56 0.181 115.0);
  --brand-700: oklch(0.48 0.170 115.0);
  --brand-800: oklch(0.40 0.152 115.0);
  --brand-900: oklch(0.32 0.127 115.0);
  --brand-950: oklch(0.24 0.099 115.0);
}

Colors that work with #bdcc0c

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#FAFAF4
Tinted page background
Border#E9EDC0
Hairlines and dividers
Muted text#959B4B
Captions on the surface
Accent#082AD1
Second voice, not a rival
Dark variant#707807
Hover, pressed, headers
Light variant#FCFEE7
Selected rows, tints
Dark surface#232414
Dark-mode background
Hover#9EAB0A
One step down in lightness
Pressed#7F8908
Two steps down
Disabled#B5B890
Chroma pulled out
Focus ring#D9EB01
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
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 #bdcc0c

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
  • Headers, footers and dark-mode surfaces
  • Brand accents, badges and data highlights
Use with care
  • Text of any size on white — fails WCAG AA
  • Full-page backgrounds — tiring over long sessions
  • Black text placed on it
  • 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 #707807
Safe as a 1px border on white
No — use #919C09

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 low lightness adds weight and formality.

Worth knowing

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

Reads as
  • FormalityHigh
  • EnergyHigh
  • Weight58/100
  • 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.

Color relationships

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

Complementary#1B0CCC
Analogous left#CC7B0C
Analogous right#5DCC0C
Split-complement 1#0C5DCC
Split-complement 2#7B0CCC
Triadic 1#0CBDCC
Triadic 2#CC0CBD
Tetradic#0CCC7B
On the wheel
Base+30°−30°+120°+240°+180°65°

#bdcc0c sits at 65°. Every dot is a harmony position and links to its own page in the table alongside.

RGB percentages

Red74.1%
Green80.0%
Blue4.7%
R · 0–255
189
0xbd
G · 0–255
204
0xcc
B · 0–255
12
0x0c

CMYK percentages

Cyan7.4%
Magenta0.0%
Yellow94.1%
Key (black)20.0%

Total ink coverage is 122%. Most commercial presses cap around 300% — above that, sheets stop drying properly.

Color previews

#bdcc0c text on a black background

contrast 11.81:1

Card sample

#bdcc0c text on a white background

contrast 1.78:1

Card sample

#bdcc0c on grey

1.62:1

#bdcc0c on its own surface

1.70:1

#bdcc0c on its dark surface

8.85:1

CSS3 live lab

Text font color

The quick brown fox

color: #bdcc0c;
Background color
Panel with #bdcc0c background
background-color: #bdcc0c;
Text shadow — hex

Glowing headline

text-shadow: 2px 2px 8px #bdcc0c;
Text shadow — RGB

Soft neon halo

text-shadow: 0 0 14px rgba(189, 204, 12, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(189, 204, 12, 0.45);
Border & gradient
Gradient panel
border: 3px solid #bdcc0c;
background: linear-gradient(135deg, #bdcc0c, #3DCC0C);
Gradient text

Gradient headline

background: linear-gradient(90deg, #bdcc0c, #0DCC0C);
-webkit-background-clip: text;
color: transparent;
Focus ring
Focused control
outline: 2px solid #bdcc0c;
outline-offset: 3px;
Underline & caret

Marked up text

text-decoration-color: #bdcc0c;
caret-color: #bdcc0c;
Left rule
Pull quote or callout
border-left: 4px solid #bdcc0c;
Ring + tint
Selected chip
background: #FCFEE7;
box-shadow: inset 0 0 0 2px #bdcc0c;
Conic badge
68%
background: conic-gradient(#bdcc0c 68%, #e2e8f0 0);

Transparency

What each alpha value actually composites to. The top row is #bdcc0c over white; the bottom row is the same alpha over a checkerboard, so you can see what survives on a photo or a video.

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(189, 204, 12, 0.5)
rgb(189 204 12 / 50%)
#bdcc0c80
hsl(65 89% 42% / 50%)
color-mix(in srgb, #bdcc0c 50%, transparent)
Alpha8-digit hexFlat on white
10%#bdcc0c1a#F8FAE7
20%#bdcc0c33#F2F5CE
40%#bdcc0c66#E5EB9E
60%#bdcc0c99#D7E06D
80%#bdcc0ccc#CAD63D

Gradients from #bdcc0c

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, #E2F223, #bdcc0c 45%, #707807);
Duotone
A short hue run reads richer than a flat fill
background: linear-gradient(120deg, #bdcc0c, #27AF0A);
Complement sweep
Loud — keep it behind large type only
background: linear-gradient(90deg, #bdcc0c, #1B0CCC);
Spotlight
Hero panels and app headers
background: radial-gradient(120% 120% at 20% 0%, #E6F440 0%, #bdcc0c 45%, #707807 100%);
Soft wash
Section backgrounds that stay readable
background: linear-gradient(180deg, #FAFAF4, #ffffff);
Mesh
Ambient background, no image weight
background: radial-gradient(60% 60% at 15% 20%, #F2851A 0%, transparent 60%), radial-gradient(55% 55% at 85% 15%, #58E90E 0%, transparent 60%), radial-gradient(70% 70% at 50% 95%, #707807 0%, transparent 65%), #bdcc0c;

Monochromatic scale

Palettes built from #bdcc0c

Shades — darker

Tints — lighter

Tones — desaturated

Color harmonies

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.

#bdcc0c 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 11.81:1.

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.

#bdcc0c, answered

What color is #bdcc0c?

#bdcc0c is a dark electric yellow, closest to Yellow Green (ΔE2000 8). It sits at 65° on the hue wheel with 89% saturation and 42% lightness, which reads as warm.

What is the RGB value of #bdcc0c?

rgb(189, 204, 12) — 189 red, 204 green and 12 blue out of 255, or 74.1% / 80% / 4.7% by channel.

What is #bdcc0c in HSL and HSV?

hsl(65, 89%, 42%) and hsv(65, 94%, 80%). HSL is what CSS takes; HSV is what your design tool's picker shows, which is why the saturation numbers rarely match.

Is #bdcc0c a light or a dark color?

It is a light color. Relative luminance is 0.5403 and perceived brightness is 73%, so black text on it reaches 11.81:1.

Should I use black or white text on #bdcc0c?

Black. It scores 11.81:1 against #bdcc0c, versus 1.78:1 for white — AAA at any size.

Is #bdcc0c accessible on a white background?

#bdcc0c on white scores 1.78:1, which fails WCAG AA at every size. Darken it to #717A07 to reach 4.5:1, or #575D05 for 7:1.

What is the complementary color of #bdcc0c?

#1B0CCC sits directly opposite on the wheel. Softer options are the split-complements #0C5DCC and #7B0CCC, which give the same contrast with far less vibration.

What colors go well with #bdcc0c?

For interface work: #FAFAF4 as the surface, #E9EDC0 for borders, #959B4B for secondary text, #082AD1 as an accent and #707807 for hover and pressed states. For a palette, the analogous pair #CC7B0C and #5DCC0C stays calm, while #1B0CCC is the loudest partner.

What is #bdcc0c in CMYK for printing?

cmyk(7%, 0%, 94%, 20%). 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 #bdcc0c warm or cool?

Warm — it scores 29 on a scale where 0 is the warmest orange and 100 the coolest azure. Nudged warmer it becomes #CC950C; nudged cooler, #77CE0A.

Which Tailwind color is closest to #bdcc0c?

The lime family — its 500 step is #84cc16, ΔE2000 10.4 away. That is a visible difference, so define #bdcc0c as a custom token rather than reaching for the built-in.

How do I use #bdcc0c in Tailwind CSS?

Inline it as an arbitrary value with bg-[#bdcc0c] or text-[#bdcc0c], 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 #bdcc0c with 50% opacity?

rgba(189, 204, 12, 0.5), or #bdcc0c80 in eight-digit hex. Over white that composites to #DEE686; over black, #5F6606.

Is #bdcc0c a web-safe color?

No. The nearest web-safe colour is #CCCC00, ΔE2000 3.5 away. The palette only matters for legacy displays and some email clients now.

What does the color #bdcc0c 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 #bdcc0c?

The safest is same-hue elevation: linear-gradient(135deg, #E2F223, #bdcc0c 45%, #707807). For more colour, a short hue run to #27AF0A keeps it rich without turning muddy.

Work with #bdcc0c in the Color Lab

Every tool opens with this colour already loaded.

Every value on this page is computed from #bdcc0c at request time — conversions, contrast ratios and ΔE distances are calculated, never looked up.