#81B02B#81B02B

#81B02B is a light, vivid yellow-green. Relative luminance 0.359; OKLCH L 69.9% C 0.165 H 127.6°. Best body text is #000000 at 8.18:1 contrast (WCAG AA passes).

Color values

HEX	#81B02B
RGB	rgb(129, 176, 43)
HSL	hsl(81, 61%, 43%)
HSV	hsv(81, 76%, 69%)
CMYK	cmyk(26.7%, 0%, 75.6%, 31%)
CIE-LAB	lab(66.44, -34.91, 58.73)
CIE-LCH	lch(66.44, 68.33, 120.73°)
OKLab	oklab(69.88% -0.1003 0.1304)
OKLCH	oklch(69.88% 0.165 127.6)
XYZ	xyz(25.0147, 35.8917, 7.8949)
Luminance	0.3589 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#81B02B #5A2BB0

analogous

#B09C2B #81B02B #3EB02B

triadic

#81B02B #2B81B0 #B02B81

tetradic

#81B02B #2BB09C #5A2BB0 #B02B3E

square

#81B02B #2BB09C #5A2BB0 #B02B3E

split-complementary

#81B02B #2B3EB0 #9C2BB0

monochromatic

#394E13 #5D7F1F #81B02B #A1D246 #BADE78

Accessibility & contrast

On white

2.57

#81B02B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.18

#81B02B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #81B02B

8.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##81B02B	#FFFFFF	#000000	##000000
##81B02B	1.00	2.57	8.18	8.18
#FFFFFF	2.57	1.00	21.00	21.00
#000000	8.18	21.00	1.00	1.00
##000000	8.18	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B9A40C

Deuteranopia (green-blind)

#B3A138

Tritanopia (blue-blind)

#86A897

Achromatopsia (no color)

#A2A2A2

Design tokens & code

CSS

--color: #81b02b;
/* rgb */ color: rgb(129, 176, 43);
/* oklch */ color: oklch(69.9% 0.165 127.6);

Tailwind

colors: {
  custom: {
    50: '#aac76e',
    500: '#81b02b',
    950: '#000000',
  },
}

SCSS

$custom: #81b02b;
$custom-light: #aac76e;
$custom-dark: #000000;

JSON

{
  "hex": "#81b02b",
  "rgb": {
    "r": 129,
    "g": 176,
    "b": 43
  },
  "hsl": {
    "h": 81.203,
    "s": 60.731,
    "l": 42.941
  },
  "oklch": {
    "l": 0.69885,
    "c": 0.16456,
    "h": 127.6
  },
  "luminance": 0.35892
}

Semantic roles & 50–950 ramp

primary

#81B02B

secondary

#8F71C6

accent

#44E47C

background

#FAFCF7

surface

#F4F8ED

border

#CED1C8

text

#101308

muted

#7F827B

Preview Lab

Preview with #81B02B

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

Preview Lab → · Contrast checker → · Palette generator →