#81A137#81A137

#81A137 is a light, vivid yellow-green. Relative luminance 0.304; OKLCH L 66.3% C 0.137 H 124.5°. Best body text is #000000 at 7.09:1 contrast (WCAG AA passes).

Color values

HEX	#81A137
RGB	rgb(129, 161, 55)
HSL	hsl(78, 49%, 42%)
HSV	hsv(78, 66%, 63%)
CMYK	cmyk(19.9%, 0%, 65.8%, 36.9%)
CIE-LAB	lab(62.03, -27.07, 49.72)
CIE-LCH	lch(62.03, 56.61, 118.57°)
OKLab	oklab(66.34% -0.0778 0.1133)
OKLCH	oklch(66.34% 0.137 124.5)
XYZ	xyz(22.4879, 30.4325, 8.3030)
Luminance	0.3043 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#81A137 #5737A1

analogous

#A18C37 #81A137 #4CA137

triadic

#81A137 #3781A1 #A13781

tetradic

#81A137 #37A18C #5737A1 #A1374C

square

#81A137 #37A18C #5737A1 #A1374C

split-complementary

#81A137 #374CA1 #8C37A1

monochromatic

#384618 #5C7327 #81A137 #A1C451 #BAD37F

Accessibility & contrast

On white

2.96

#81A137 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.09

#81A137 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #81A137

7.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##81A137	#FFFFFF	#000000	##000000
##81A137	1.00	2.96	7.09	7.09
#FFFFFF	2.96	1.00	21.00	21.00
#000000	7.09	21.00	1.00	1.00
##000000	7.09	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#AA9729

Deuteranopia (green-blind)

#A5963F

Tritanopia (blue-blind)

#87998B

Achromatopsia (no color)

#969696

Design tokens & code

CSS

--color: #81a137;
/* rgb */ color: rgb(129, 161, 55);
/* oklch */ color: oklch(66.3% 0.137 124.5);

Tailwind

colors: {
  custom: {
    50: '#a8bd73',
    500: '#81a137',
    950: '#000000',
  },
}

SCSS

$custom: #81a137;
$custom-light: #a8bd73;
$custom-dark: #000000;

JSON

{
  "hex": "#81a137",
  "rgb": {
    "r": 129,
    "g": 161,
    "b": 55
  },
  "hsl": {
    "h": 78.113,
    "s": 49.074,
    "l": 42.353
  },
  "oklch": {
    "l": 0.66338,
    "c": 0.13745,
    "h": 124.5
  },
  "luminance": 0.30433
}

Semantic roles & 50–950 ramp

primary

#81A137

secondary

#8C77BD

accent

#4FD979

background

#FAFBF7

surface

#F4F6ED

border

#CED0C8

text

#101208

muted

#7F817B

Preview Lab

Preview with #81A137

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

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