#81CC56#81CC56

#81CC56 is a light, vivid yellow-green. Relative luminance 0.485; OKLCH L 77.1% C 0.170 H 135.7°. Best body text is #000000 at 10.71:1 contrast (WCAG AA passes).

Color values

HEX	#81CC56
RGB	rgb(129, 204, 86)
HSL	hsl(98, 54%, 57%)
HSV	hsv(98, 58%, 80%)
CMYK	cmyk(36.8%, 0%, 57.8%, 20%)
CIE-LAB	lab(75.15, -43.89, 50.61)
CIE-LCH	lch(75.15, 66.99, 130.94°)
OKLab	oklab(77.09% -0.1215 0.1188)
OKLCH	oklch(77.09% 0.17 135.7)
XYZ	xyz(32.3251, 48.5232, 16.4650)
Luminance	0.4853 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#81CC56 #A156CC

analogous

#BCCC56 #81CC56 #56CC66

triadic

#81CC56 #5681CC #CC5681

tetradic

#81CC56 #56BCCC #A156CC #CC6656

square

#81CC56 #56BCCC #A156CC #CC6656

split-complementary

#81CC56 #6656CC #CC56BC

monochromatic

#488127 #62B035 #81CC56 #A4DA85 #C7E8B4

Accessibility & contrast

On white

1.96

#81CC56 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.71

#81CC56 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #81CC56

10.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##81CC56	#FFFFFF	#000000	##000000
##81CC56	1.00	1.96	10.71	10.71
#FFFFFF	1.96	1.00	21.00	21.00
#000000	10.71	21.00	1.00	1.00
##000000	10.71	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D3BD4A

Deuteranopia (green-blind)

#C8B75F

Tritanopia (blue-blind)

#7FC5B2

Achromatopsia (no color)

#B9B9B9

Design tokens & code

CSS

--color: #81cc56;
/* rgb */ color: rgb(129, 204, 86);
/* oklch */ color: oklch(77.1% 0.170 135.7);

Tailwind

colors: {
  custom: {
    50: '#aadc89',
    500: '#81cc56',
    950: '#000000',
  },
}

SCSS

$custom: #81cc56;
$custom-light: #aadc89;
$custom-dark: #000000;

JSON

{
  "hex": "#81cc56",
  "rgb": {
    "r": 129,
    "g": 204,
    "b": 86
  },
  "hsl": {
    "h": 98.136,
    "s": 53.636,
    "l": 56.863
  },
  "oklch": {
    "l": 0.7709,
    "c": 0.16991,
    "h": 135.7
  },
  "luminance": 0.48525
}

Semantic roles & 50–950 ramp

primary

#81CC56

secondary

#C5A7D7

accent

#4BDDA8

background

#FAFDF8

surface

#F4FBF0

border

#CED4CB

text

#10150C

muted

#7F837D

Preview Lab

Preview with #81CC56

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

Preview Lab → · Contrast checker → · Palette generator →