#81B532#81B532

#81B532 is a light, vivid yellow-green. Relative luminance 0.379; OKLCH L 71.2% C 0.167 H 129.0°. Best body text is #000000 at 8.59:1 contrast (WCAG AA passes).

Color values

HEX	#81B532
RGB	rgb(129, 181, 50)
HSL	hsl(84, 57%, 45%)
HSV	hsv(84, 72%, 71%)
CMYK	cmyk(28.7%, 0%, 72.4%, 29%)
CIE-LAB	lab(67.98, -36.77, 57.79)
CIE-LCH	lch(67.98, 68.50, 122.47°)
OKLab	oklab(71.15% -0.1048 0.1296)
OKLCH	oklch(71.15% 0.167 129)
XYZ	xyz(26.1528, 37.9445, 8.9631)
Luminance	0.3795 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#81B532 #6632B5

analogous

#B5A832 #81B532 #3FB532

triadic

#81B532 #3281B5 #B53281

tetradic

#81B532 #32B5A8 #6632B5 #B5323F

square

#81B532 #32B5A8 #6632B5 #B5323F

split-complementary

#81B532 #323FB5 #A832B5

monochromatic

#3D5518 #5F8525 #81B532 #9FD054 #BADD84

Accessibility & contrast

On white

2.44

#81B532 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.59

#81B532 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #81B532

8.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##81B532	#FFFFFF	#000000	##000000
##81B532	1.00	2.44	8.59	8.59
#FFFFFF	2.44	1.00	21.00	21.00
#000000	8.59	21.00	1.00	1.00
##000000	8.59	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BEA81A

Deuteranopia (green-blind)

#B7A53E

Tritanopia (blue-blind)

#85AD9C

Achromatopsia (no color)

#A6A6A6

Design tokens & code

CSS

--color: #81b532;
/* rgb */ color: rgb(129, 181, 50);
/* oklch */ color: oklch(71.2% 0.167 129.0);

Tailwind

colors: {
  custom: {
    50: '#aacb73',
    500: '#81b532',
    950: '#000000',
  },
}

SCSS

$custom: #81b532;
$custom-light: #aacb73;
$custom-dark: #000000;

JSON

{
  "hex": "#81b532",
  "rgb": {
    "r": 129,
    "g": 181,
    "b": 50
  },
  "hsl": {
    "h": 83.817,
    "s": 56.71,
    "l": 45.294
  },
  "oklch": {
    "l": 0.71152,
    "c": 0.16666,
    "h": 129
  },
  "luminance": 0.37945
}

Semantic roles & 50–950 ramp

primary

#81B532

secondary

#9A7CC7

accent

#48E084

background

#FAFCF7

surface

#F4F8ED

border

#CED1C8

text

#101308

muted

#7F827B

Preview Lab

Preview with #81B532

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

Preview Lab → · Contrast checker → · Palette generator →