#81B032#81B032

#81B032 is a light, vivid yellow-green. Relative luminance 0.359; OKLCH L 69.9% C 0.160 H 128.0°. Best body text is #000000 at 8.19:1 contrast (WCAG AA passes).

Color values

HEX	#81B032
RGB	rgb(129, 176, 50)
HSL	hsl(82, 56%, 44%)
HSV	hsv(82, 72%, 69%)
CMYK	cmyk(26.7%, 0%, 71.6%, 31%)
CIE-LAB	lab(66.48, -34.50, 56.29)
CIE-LCH	lch(66.48, 66.03, 121.50°)
OKLab	oklab(69.93% -0.0986 0.1264)
OKLCH	oklch(69.93% 0.16 128)
XYZ	xyz(25.1543, 35.9475, 8.6303)
Luminance	0.3595 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#81B032 #6132B0

analogous

#B0A032 #81B032 #42B032

triadic

#81B032 #3281B0 #B03281

tetradic

#81B032 #32B0A0 #6132B0 #B03242

square

#81B032 #32B0A0 #6132B0 #B03242

split-complementary

#81B032 #3242B0 #A032B0

monochromatic

#3B5117 #5E8024 #81B032 #9FCE51 #BADB81

Accessibility & contrast

On white

2.56

#81B032 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.19

#81B032 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #81B032

8.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##81B032	#FFFFFF	#000000	##000000
##81B032	1.00	2.56	8.19	8.19
#FFFFFF	2.56	1.00	21.00	21.00
#000000	8.19	21.00	1.00	1.00
##000000	8.19	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B9A41C

Deuteranopia (green-blind)

#B2A13D

Tritanopia (blue-blind)

#86A897

Achromatopsia (no color)

#A2A2A2

Design tokens & code

CSS

--color: #81b032;
/* rgb */ color: rgb(129, 176, 50);
/* oklch */ color: oklch(69.9% 0.160 128.0);

Tailwind

colors: {
  custom: {
    50: '#a9c872',
    500: '#81b032',
    950: '#000000',
  },
}

SCSS

$custom: #81b032;
$custom-light: #a9c872;
$custom-dark: #000000;

JSON

{
  "hex": "#81b032",
  "rgb": {
    "r": 129,
    "g": 176,
    "b": 50
  },
  "hsl": {
    "h": 82.381,
    "s": 55.752,
    "l": 44.314
  },
  "oklch": {
    "l": 0.69934,
    "c": 0.16035,
    "h": 128
  },
  "luminance": 0.35948
}

Semantic roles & 50–950 ramp

primary

#81B032

secondary

#9579C4

accent

#49DF81

background

#FAFCF7

surface

#F4F8ED

border

#CED1C8

text

#101308

muted

#7F827B

Preview Lab

Preview with #81B032

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

Preview Lab → · Contrast checker → · Palette generator →