#81CB3D#81CB3D

#81CB3D is a light, vivid yellow-green. Relative luminance 0.477; OKLCH L 76.6% C 0.187 H 133.1°. Best body text is #000000 at 10.54:1 contrast (WCAG AA passes).

Color values

HEX	#81CB3D
RGB	rgb(129, 203, 61)
HSL	hsl(91, 58%, 52%)
HSV	hsv(91, 70%, 80%)
CMYK	cmyk(36.5%, 0%, 70%, 20.4%)
CIE-LAB	lab(74.64, -45.61, 60.45)
CIE-LCH	lch(74.64, 75.73, 127.03°)
OKLab	oklab(76.61% -0.128 0.1367)
OKLCH	oklch(76.61% 0.187 133.1)
XYZ	xyz(31.2510, 47.7145, 11.9772)
Luminance	0.4772 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#81CB3D #873DCB

analogous

#C8CB3D #81CB3D #3DCB40

triadic

#81CB3D #3D81CB #CB3D81

tetradic

#81CB3D #3DC8CB #873DCB #CB403D

square

#81CB3D #3DC8CB #873DCB #CB403D

split-complementary

#81CB3D #403DCB #CB3DC8

monochromatic

#45701E #63A02B #81CB3D #A0D86D #C0E59E

Accessibility & contrast

On white

1.99

#81CB3D on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.54

#81CB3D on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #81CB3D

10.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##81CB3D	#FFFFFF	#000000	##000000
##81CB3D	1.00	1.99	10.54	10.54
#FFFFFF	1.99	1.00	21.00	21.00
#000000	10.54	21.00	1.00	1.00
##000000	10.54	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D3BB26

Deuteranopia (green-blind)

#C9B64A

Tritanopia (blue-blind)

#82C3AF

Achromatopsia (no color)

#B8B8B8

Design tokens & code

CSS

--color: #81cb3d;
/* rgb */ color: rgb(129, 203, 61);
/* oklch */ color: oklch(76.6% 0.187 133.1);

Tailwind

colors: {
  custom: {
    50: '#abdb7b',
    500: '#81cb3d',
    950: '#000000',
  },
}

SCSS

$custom: #81cb3d;
$custom-light: #abdb7b;
$custom-dark: #000000;

JSON

{
  "hex": "#81cb3d",
  "rgb": {
    "r": 129,
    "g": 203,
    "b": 61
  },
  "hsl": {
    "h": 91.268,
    "s": 57.724,
    "l": 51.765
  },
  "oklch": {
    "l": 0.76606,
    "c": 0.18731,
    "h": 133.1
  },
  "luminance": 0.47716
}

Semantic roles & 50–950 ramp

primary

#81CB3D

secondary

#B393D1

accent

#47E197

background

#FAFDF7

surface

#F5FBEE

border

#CFD4C9

text

#11150A

muted

#80837C

Preview Lab

Preview with #81CB3D

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

Preview Lab → · Contrast checker → · Palette generator →