#81D541#81D541

#81D541 is a light, vivid yellow-green. Relative luminance 0.526; OKLCH L 79.1% C 0.197 H 134.5°. Best body text is #000000 at 11.53:1 contrast (WCAG AA passes).

Color values

HEX#81D541
RGBrgb(129, 213, 65)
HSLhsl(94, 64%, 55%)
HSVhsv(94, 69%, 84%)
CMYKcmyk(39.4%, 0%, 69.5%, 16.5%)
CIE-LABlab(77.66, -49.46, 62.05)
CIE-LCHlch(77.66, 79.35, 128.56°)
OKLaboklab(79.08% -0.1382 0.1406)
OKLCHoklch(79.08% 0.197 134.5)
XYZxyz(33.8010, 52.6356, 13.3787)
Luminance0.5264 (WCAG relative)
Temperaturewarm
Familyyellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#81D541 #9541D5
analogous
#CBD541 #81D541 #41D54B
triadic
#81D541 #4181D5 #D54181
tetradic
#81D541 #41CBD5 #9541D5 #D54B41
square
#81D541 #41CBD5 #9541D5 #D54B41
split-complementary
#81D541 #4B41D5 #D541CB
monochromatic
#477F1C #63B227 #81D541 #A2E073 #C3EBA5

Accessibility & contrast

On white

1.82
#81D541 on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

11.53
#81D541 on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #81D541
11.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##81D541#FFFFFF#000000##000000
##81D5411.001.8211.5311.53
#FFFFFF1.821.0021.0021.00
#00000011.5321.001.001.00
##00000011.5321.001.001.00

Color blindness preview

Protanopia (red-blind)
#DDC42A
Deuteranopia (green-blind)
#D2BD4F
Tritanopia (blue-blind)
#80CDB8
Achromatopsia (no color)
#C0C0C0

Design tokens & code

CSS
--color: #81d541;
/* rgb */ color: rgb(129, 213, 65);
/* oklch */ color: oklch(79.1% 0.197 134.5);
Tailwind
colors: {
  custom: {
    50: '#abe27e',
    500: '#81d541',
    950: '#000000',
  },
}
SCSS
$custom: #81d541;
$custom-light: #abe27e;
$custom-dark: #000000;
JSON
{
  "hex": "#81d541",
  "rgb": {
    "r": 129,
    "g": 213,
    "b": 65
  },
  "hsl": {
    "h": 94.054,
    "s": 63.793,
    "l": 54.51
  },
  "oklch": {
    "l": 0.79079,
    "c": 0.19716,
    "h": 134.5
  },
  "luminance": 0.52637
}

Semantic roles & 50–950 ramp

primary
#81D541
secondary
#633487
accent
#41E79F
background
#FDFEFB
surface
#F8FCF2
border
#D1D5CC
text
#11150A
muted
#81847D

Preview Lab

Preview with #81D541

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →

#81D541 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva