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green · neutral

#bdf555

a balanced, electric green · neutral · closest name: Green Yellow

Token name suggestion: Studio Moss

RGB
189, 245, 85
HSL
81°, 89%, 65%
CMYK
23, 0, 65, 4
Luminance
0.7678

#bdf555 is a balanced electric green, 81° on the wheel and 43/100 on the cool side. Put black text on it (16.36:1). As text it scores 1.28:1 on white — use #568108 instead. Nearest name is Green Yellow, nearest Tailwind family is lime.

hsl(81 89% 65%)rgb(189 245 85)Base step 400AAA inkNeutral

At a glance

Every number on this page in one read: what #bdf555 is made of, how bright it looks, and which way it leans.

Hex
#bdf555
Hue
81°
green
Saturation
89%
electric
Lightness
65%
balanced
Brightness
96%
HSV value
Perceived
85%
weighted brightness
Luminance
0.7678
WCAG relative
Temperature
Neutral
43/100 cool
Color family
Green
Tone
Electric
Best ink
Black
16.36:1
Closest name
Green Yellow
ΔE2000 3.9
Chroma
79.6
LCH, 0–130ish
OKLCH L
0.902
perceptual lightness
Tailwind
lime
500 · ΔE 10.5
Web-safe
#CCFF66
nearest of 216
Where it sits
Hue81° of 360°
Saturation89%
Lightness65%
Saturation × lightness field

Left edge is grey, right edge is full chroma; top is white, bottom is black. The dot is #bdf555.

Temperature
Warm ← → Cool43% cool

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

Luminance by channel
Red14%
Green85%
Blue1%

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

Every format

HEX#bdf555
HEX (8-digit)#bdf555ff
RGBrgb(189, 245, 85)
RGBArgba(189, 245, 85, 1)
HSLhsl(81, 89%, 65%)
HSV / HSBhsv(81, 65%, 96%)
HWBhwb(81 33% 4%)
CMYKcmyk(23%, 0%, 65%, 4%)
LABlab(90.2 -40.5 68.5)
LCHlch(90.2 79.6 120.6)
OKLCHoklch(0.902 0.194 126.6)
XYZ (D65)xyz(55.28, 76.78, 20.50)
Decimal12449109
Display P3color(display-p3 0.741 0.961 0.333)
Web-safe#CCFF66

Copy-ready code

every platformclick to select
/* CSS */
color: #bdf555;
background-color: #bdf555;
/* CSS custom property */
--brand: #bdf555;
/* Tailwind (arbitrary) */
class="text-[#bdf555] bg-[#bdf555]"
/* SCSS */
$brand: #bdf555;
/* SwiftUI */
Color(red: 0.741, green: 0.961, blue: 0.333)
/* UIKit */
UIColor(red: 0.741, green: 0.961, blue: 0.333, alpha: 1)
/* Android XML */
<color name="brand">#BDF555</color>
/* Android Compose */
Color(0xFFBDF555)
/* Flutter */
Color(0xFFBDF555)
/* Python / OpenCV (BGR) */
(85, 245, 189)
/* Python / PIL (RGB) */
(189, 245, 85)
/* Java AWT */
new Color(189, 245, 85)
/* .NET */
Color.FromArgb(255, 189, 245, 85)
/* OpenGL / Unity (0–1) */
(0.7412f, 0.9608f, 0.3333f, 1f)
/* LaTeX */
\definecolor{brand}{RGB}{189,245,85}
modern cssclick to select
/* mix without leaving CSS */
background: color-mix(in oklab, #bdf555 85%, white);
border-color: color-mix(in oklab, #bdf555 40%, transparent);
/* theme-aware in one line */
color: light-dark(#517807, #E5EED3);
/* relative colour syntax */
--hover: hsl(from #bdf555 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: #F9FDF2;
  --brand-100: #F3FBE5;
  --brand-200: #E6F8C4;
  --brand-300: #D6F995;
  --brand-400: #bdf555;
  --brand-500: #ADF32B;
  --brand-600: #9BE70E;
  --brand-700: #81C10B;
  --brand-800: #679A09;
  --brand-900: #4C6F0B;
  --brand-950: #304607;
  --brand: #bdf555;
  --brand-ink: #000000;
  --brand-surface: #F8FAF4;
  --brand-border: #DDEDC0;
  --brand-hover: #B0F333;
  --brand-pressed: #A3F112;
}
@media (prefers-color-scheme: dark) {
  :root {
    --brand-surface: #1F2414;
    --brand-ink: #E5EED3;
  }
}
tailwind.config.jsclick to select
theme: {
  extend: {
    colors: {
      brand: {
        50: '#F9FDF2',
        100: '#F3FBE5',
        200: '#E6F8C4',
        300: '#D6F995',
        400: '#bdf555',
        500: '#ADF32B',
        600: '#9BE70E',
        700: '#81C10B',
        800: '#679A09',
        900: '#4C6F0B',
        950: '#304607',
        DEFAULT: '#bdf555',
      },
    },
  },
}
scss mapclick to select
$brand: (
  '50': #F9FDF2,
  '100': #F3FBE5,
  '200': #E6F8C4,
  '300': #D6F995,
  '400': #bdf555,
  '500': #ADF32B,
  '600': #9BE70E,
  '700': #81C10B,
  '800': #679A09,
  '900': #4C6F0B,
  '950': #304607,
);
$brand-base: #bdf555;
$brand-ink: #000000;

@function brand($step) { @return map-get($brand, $step); }
w3c design tokens (json)click to select
{
  "color": {
    "brand": {
      "50": { "$value": "#F9FDF2", "$type": "color" },
      "100": { "$value": "#F3FBE5", "$type": "color" },
      "200": { "$value": "#E6F8C4", "$type": "color" },
      "300": { "$value": "#D6F995", "$type": "color" },
      "400": { "$value": "#bdf555", "$type": "color" },
      "500": { "$value": "#ADF32B", "$type": "color" },
      "600": { "$value": "#9BE70E", "$type": "color" },
      "700": { "$value": "#81C10B", "$type": "color" },
      "800": { "$value": "#679A09", "$type": "color" },
      "900": { "$value": "#4C6F0B", "$type": "color" },
      "950": { "$value": "#304607", "$type": "color" }
    },
    "brandInk": { "$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 #bdf555 · 16.36:1
Use #000000AAA at every size.
Aa
12px
Aa
16px
Aa
24px
Aa
White text · 1.28:1
AA fail · AA large fail · AAA fail
Aa
Black text · 16.36:1 · recommended
AA pass · AA large pass · AAA pass
Reading the other direction: #bdf555 as text scores 1.28:1 on white and 16.36:1 on black.
Best tinted ink on it, if plain black or white feels flat: #517807 at 4.05:1.

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
#568108 · 4.63:1
AA on white−38% L
#568108
The quick fox
#405F06 · 7.35:1
AAA on white−45% L
#405F06
The quick fox
#bdf555 · 16.36:1
AA on blackalready passes
#bdf555
The quick fox
#bdf555 · 16.36:1
AAA on blackalready passes
#bdf555

Large text — 24px regular or 18.66px bold and above — only needs 3:1, so #6DA20A 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
#bdf555 on white: 1.28:1
AA ✗ fail · AA-large · AAA
Aa
#bdf555 on black: 16.36:1
AA ✓ pass · AA-large · AAA
Against the neutral ladder

Contrast is symmetric, so each row covers both directions: #bdf555 as text on that neutral, and that neutral as text on #bdf555.

NeutralRatioBoth directions
White1.28:1AaAa
Slate 501.23:1AaAa
Slate 1001.17:1AaAa
Slate 2001.04:1AaAa
Slate 3001.16:1AaAa
Slate 4002.00:1AaAa
Slate 5003.71:1AaAa
Slate 6005.90:1AaAa
Slate 7008.06:1AaAa
Slate 80011.39:1AaAa
Slate 90013.90:1AaAa
Black16.36:1AaAa
Colour vision deficiency
true color
protanopia · #FFE53F
deuteranopia · #FAE262
tritanopia · #C4EAD4

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. #bdf555 is pinned to step 400; the rest hold its hue and let saturation ease off at the extremes so the pale end never turns neon.

#F9FDF2
#F3FBE5
#E6F8C4
#D6F995
#bdf555
#ADF32B
#9BE70E
#81C10B
#679A09
#4C6F0B
#304607
Base = 400Lightest = 50 · #F9FDF2Darkest = 950 · #304607Text 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 0.049 126.6);
  --brand-100: oklch(0.94 0.078 126.6);
  --brand-200: oklch(0.88 0.116 126.6);
  --brand-300: oklch(0.80 0.151 126.6);
  --brand-400: oklch(0.72 0.179 126.6);
  --brand-500: oklch(0.64 0.194 126.6);
  --brand-600: oklch(0.56 0.194 126.6);
  --brand-700: oklch(0.48 0.182 126.6);
  --brand-800: oklch(0.40 0.163 126.6);
  --brand-900: oklch(0.32 0.136 126.6);
  --brand-950: oklch(0.24 0.107 126.6);
}

Colors that work with #bdf555

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#F8FAF4
Tinted page background
Border#DDEDC0
Hairlines and dividers
Muted text#7F9B4B
Captions on the surface
Accent#6251F9
Second voice, not a rival
Dark variant#517807
Hover, pressed, headers
Light variant#F6FEE7
Selected rows, tints
Dark surface#1F2414
Dark-mode background
Hover#B0F333
One step down in lightness
Pressed#A3F112
Two steps down
Disabled#DFE5D6
Chroma pulled out
Focus ring#C7FE60
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 #bdf555

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
  • Status meaning — pair it with an icon or label, never colour alone
  • 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 #517807
Safe as a 1px border on white
No — use #6DA20A

Meaning and mood

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

safegrowingnaturalpermissive

Green means go, well, and grown. It carries finance, sustainability and health with almost no explanation needed.

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

Red/green pairs are the most common colour-blindness failure — never let the two carry meaning alone.

Reads as
  • FormalityLow
  • EnergyHigh
  • Weight35/100
  • TemperatureNeutral
  • 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#8D55F5
Analogous left#F5DD55
Analogous right#6DF555
Split-complement 1#556DF5
Split-complement 2#DD55F5
Triadic 1#55BDF5
Triadic 2#F555BD
Tetradic#55F5DD
On the wheel
Base+30°−30°+120°+240°+180°81°

#bdf555 sits at 81°. Every dot is a harmony position and links to its own page in the table alongside.

RGB percentages

Red74.1%
Green96.1%
Blue33.3%
R · 0–255
189
0xbd
G · 0–255
245
0xf5
B · 0–255
85
0x55

CMYK percentages

Cyan22.9%
Magenta0.0%
Yellow65.3%
Key (black)3.9%

Total ink coverage is 92%. Most commercial presses cap around 300% — above that, sheets stop drying properly.

Color previews

#bdf555 text on a black background

contrast 16.36:1

Card sample

#bdf555 text on a white background

contrast 1.28:1

Card sample

#bdf555 on grey

1.17:1

#bdf555 on its own surface

1.22:1

#bdf555 on its dark surface

12.38:1

CSS3 live lab

Text font color

The quick brown fox

color: #bdf555;
Background color
Panel with #bdf555 background
background-color: #bdf555;
Text shadow — hex

Glowing headline

text-shadow: 2px 2px 8px #bdf555;
Text shadow — RGB

Soft neon halo

text-shadow: 0 0 14px rgba(189, 245, 85, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(189, 245, 85, 0.45);
Border & gradient
Gradient panel
border: 3px solid #bdf555;
background: linear-gradient(135deg, #bdf555, #55F558);
Gradient text

Gradient headline

background: linear-gradient(90deg, #bdf555, #55F580);
-webkit-background-clip: text;
color: transparent;
Focus ring
Focused control
outline: 2px solid #bdf555;
outline-offset: 3px;
Underline & caret

Marked up text

text-decoration-color: #bdf555;
caret-color: #bdf555;
Left rule
Pull quote or callout
border-left: 4px solid #bdf555;
Ring + tint
Selected chip
background: #F6FEE7;
box-shadow: inset 0 0 0 2px #bdf555;
Conic badge
68%
background: conic-gradient(#bdf555 68%, #e2e8f0 0);

Transparency

What each alpha value actually composites to. The top row is #bdf555 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, 245, 85, 0.5)
rgb(189 245 85 / 50%)
#bdf55580
hsl(81 89% 65% / 50%)
color-mix(in srgb, #bdf555 50%, transparent)
Alpha8-digit hexFlat on white
10%#bdf5551a#F8FEEE
20%#bdf55533#F2FDDD
40%#bdf55566#E5FBBB
60%#bdf55599#D7F999
80%#bdf555cc#CAF777

Gradients from #bdf555

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, #D3F88F, #bdf555 45%, #517807);
Duotone
A short hue run reads richer than a flat fill
background: linear-gradient(120deg, #bdf555, #38F34B);
Complement sweep
Loud — keep it behind large type only
background: linear-gradient(90deg, #bdf555, #8D55F5);
Spotlight
Hero panels and app headers
background: radial-gradient(120% 120% at 20% 0%, #DFFAAC 0%, #bdf555 45%, #517807 100%);
Soft wash
Section backgrounds that stay readable
background: linear-gradient(180deg, #F8FAF4, #ffffff);
Mesh
Ambient background, no image weight
background: radial-gradient(60% 60% at 15% 20%, #F8DD85 0%, transparent 60%), radial-gradient(55% 55% at 85% 15%, #7BF772 0%, transparent 60%), radial-gradient(70% 70% at 50% 95%, #517807 0%, transparent 65%), #bdf555;

Monochromatic scale

Palettes built from #bdf555

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.

#bdf555 in the real world

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

Industries
SustainabilityFinanceHealth and wellnessAgriculture
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 16.36:1.

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.

#bdf555, answered

What color is #bdf555?

#bdf555 is a balanced electric green, closest to Green Yellow (ΔE2000 3.9). It sits at 81° on the hue wheel with 89% saturation and 65% lightness, which reads as neutral.

What is the RGB value of #bdf555?

rgb(189, 245, 85) — 189 red, 245 green and 85 blue out of 255, or 74.1% / 96.1% / 33.3% by channel.

What is #bdf555 in HSL and HSV?

hsl(81, 89%, 65%) and hsv(81, 65%, 96%). HSL is what CSS takes; HSV is what your design tool's picker shows, which is why the saturation numbers rarely match.

Is #bdf555 a light or a dark color?

It is a light color. Relative luminance is 0.7678 and perceived brightness is 85%, so black text on it reaches 16.36:1.

Should I use black or white text on #bdf555?

Black. It scores 16.36:1 against #bdf555, versus 1.28:1 for white — AAA at any size.

Is #bdf555 accessible on a white background?

#bdf555 on white scores 1.28:1, which fails WCAG AA at every size. Darken it to #568108 to reach 4.5:1, or #405F06 for 7:1.

What is the complementary color of #bdf555?

#8D55F5 sits directly opposite on the wheel. Softer options are the split-complements #556DF5 and #DD55F5, which give the same contrast with far less vibration.

What colors go well with #bdf555?

For interface work: #F8FAF4 as the surface, #DDEDC0 for borders, #7F9B4B for secondary text, #6251F9 as an accent and #517807 for hover and pressed states. For a palette, the analogous pair #F5DD55 and #6DF555 stays calm, while #8D55F5 is the loudest partner.

What is #bdf555 in CMYK for printing?

cmyk(23%, 0%, 65%, 4%). 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 #bdf555 warm or cool?

Neutral — it scores 43 on a scale where 0 is the warmest orange and 100 the coolest azure. Nudged warmer it becomes #F5F255; nudged cooler, #82F753.

Which Tailwind color is closest to #bdf555?

The lime family — its 500 step is #84cc16, ΔE2000 10.5 away. That is a visible difference, so define #bdf555 as a custom token rather than reaching for the built-in.

How do I use #bdf555 in Tailwind CSS?

Inline it as an arbitrary value with bg-[#bdf555] or text-[#bdf555], 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 #bdf555 with 50% opacity?

rgba(189, 245, 85, 0.5), or #bdf55580 in eight-digit hex. Over white that composites to #DEFAAA; over black, #5F7B2B.

Is #bdf555 a web-safe color?

No. The nearest web-safe colour is #CCFF66, ΔE2000 2.5 away. The palette only matters for legacy displays and some email clients now.

What does the color #bdf555 mean?

As a green, it reads safe, growing, natural. Green means go, well, and grown. It carries finance, sustainability and health with almost no explanation needed. At this chroma the effect is amplified — it will dominate whatever sits beside it.

What gradient works with #bdf555?

The safest is same-hue elevation: linear-gradient(135deg, #D3F88F, #bdf555 45%, #517807). For more colour, a short hue run to #38F34B keeps it rich without turning muddy.

Work with #bdf555 in the Color Lab

Every tool opens with this colour already loaded.

Every value on this page is computed from #bdf555 at request time — conversions, contrast ratios and ΔE distances are calculated, never looked up.