#81CB41#81CB41

#81CB41 is a light, vivid yellow-green. Relative luminance 0.478; OKLCH L 76.6% C 0.185 H 133.4°. Best body text is #000000 at 10.55:1 contrast (WCAG AA passes).

Color values

HEX#81CB41
RGBrgb(129, 203, 65)
HSLhsl(92, 57%, 53%)
HSVhsv(92, 68%, 80%)
CMYKcmyk(36.5%, 0%, 68%, 20.4%)
CIE-LABlab(74.67, -45.32, 58.96)
CIE-LCHlch(74.67, 74.36, 127.55°)
OKLaboklab(76.64% -0.127 0.1341)
OKLCHoklch(76.64% 0.185 133.4)
XYZxyz(31.3628, 47.7593, 12.5660)
Luminance0.4776 (WCAG relative)
Temperaturewarm
Familyyellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#81CB41 #8B41CB
analogous
#C6CB41 #81CB41 #41CB46
triadic
#81CB41 #4181CB #CB4181
tetradic
#81CB41 #41C6CB #8B41CB #CB4641
square
#81CB41 #41C6CB #8B41CB #CB4641
split-complementary
#81CB41 #4641CB #CB41C6
monochromatic
#46721F #63A22C #81CB41 #A1D871 #C1E5A1

Accessibility & contrast

On white

1.99
#81CB41 on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

10.55
#81CB41 on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #81CB41
10.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##81CB41#FFFFFF#000000##000000
##81CB411.001.9910.5510.55
#FFFFFF1.991.0021.0021.00
#00000010.5521.001.001.00
##00000010.5521.001.001.00

Color blindness preview

Protanopia (red-blind)
#D3BC2D
Deuteranopia (green-blind)
#C9B64D
Tritanopia (blue-blind)
#81C3AF
Achromatopsia (no color)
#B8B8B8

Design tokens & code

CSS
--color: #81cb41;
/* rgb */ color: rgb(129, 203, 65);
/* oklch */ color: oklch(76.6% 0.185 133.4);
Tailwind
colors: {
  custom: {
    50: '#abdb7d',
    500: '#81cb41',
    950: '#000000',
  },
}
SCSS
$custom: #81cb41;
$custom-light: #abdb7d;
$custom-dark: #000000;
JSON
{
  "hex": "#81cb41",
  "rgb": {
    "r": 129,
    "g": 203,
    "b": 65
  },
  "hsl": {
    "h": 92.174,
    "s": 57.025,
    "l": 52.549
  },
  "oklch": {
    "l": 0.76638,
    "c": 0.18468,
    "h": 133.4
  },
  "luminance": 0.47761
}

Semantic roles & 50–950 ramp

primary
#81CB41
secondary
#B696D2
accent
#48E099
background
#FAFDF7
surface
#F5FBEE
border
#CFD4C9
text
#10150A
muted
#7F837C

Preview Lab

Preview with #81CB41

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

Preview Lab → · Contrast checker → · Palette generator →

#81CB41 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva