#81C136#81C136

#81C136 is a light, vivid yellow-green. Relative luminance 0.431; OKLCH L 74.1% C 0.179 H 131.3°. Best body text is #000000 at 9.61:1 contrast (WCAG AA passes).

Color values

HEX	#81C136
RGB	rgb(129, 193, 54)
HSL	hsl(88, 56%, 48%)
HSV	hsv(88, 72%, 76%)
CMYK	cmyk(33.2%, 0%, 72%, 24.3%)
CIE-LAB	lab(71.60, -41.82, 59.95)
CIE-LCH	lch(71.60, 73.10, 124.89°)
OKLab	oklab(74.11% -0.1183 0.1347)
OKLCH	oklch(74.11% 0.179 131.3)
XYZ	xyz(28.7888, 43.0724, 10.2863)
Luminance	0.4307 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#81C136 #7636C1

analogous

#C1BB36 #81C136 #3BC136

triadic

#81C136 #3681C1 #C13681

tetradic

#81C136 #36C1BB #7636C1 #C1363B

square

#81C136 #36C1BB #7636C1 #C1363B

split-complementary

#81C136 #363BC1 #BB36C1

monochromatic

#41611B #619129 #81C136 #9FD361 #BCE091

Accessibility & contrast

On white

2.18

#81C136 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.61

#81C136 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #81C136

9.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##81C136	#FFFFFF	#000000	##000000
##81C136	1.00	2.18	9.61	9.61
#FFFFFF	2.18	1.00	21.00	21.00
#000000	9.61	21.00	1.00	1.00
##000000	9.61	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C9B31D

Deuteranopia (green-blind)

#C1AE43

Tritanopia (blue-blind)

#83B9A6

Achromatopsia (no color)

#AFAFAF

Design tokens & code

CSS

--color: #81c136;
/* rgb */ color: rgb(129, 193, 54);
/* oklch */ color: oklch(74.1% 0.179 131.3);

Tailwind

colors: {
  custom: {
    50: '#aad476',
    500: '#81c136',
    950: '#000000',
  },
}

SCSS

$custom: #81c136;
$custom-light: #aad476;
$custom-dark: #000000;

JSON

{
  "hex": "#81c136",
  "rgb": {
    "r": 129,
    "g": 193,
    "b": 54
  },
  "hsl": {
    "h": 87.626,
    "s": 56.275,
    "l": 48.431
  },
  "oklch": {
    "l": 0.74111,
    "c": 0.17923,
    "h": 131.3
  },
  "luminance": 0.43073
}

Semantic roles & 50–950 ramp

primary

#81C136

secondary

#A788CB

accent

#48E08E

background

#FAFDF7

surface

#F4FAED

border

#CED3C8

text

#101409

muted

#7F837B

Preview Lab

Preview with #81C136

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

Preview Lab → · Contrast checker → · Palette generator →