#81CC43#81CC43

#81CC43 is a light, vivid yellow-green. Relative luminance 0.483; OKLCH L 76.9% C 0.185 H 133.7°. Best body text is #000000 at 10.65:1 contrast (WCAG AA passes).

Color values

HEX	#81CC43
RGB	rgb(129, 204, 67)
HSL	hsl(93, 57%, 53%)
HSV	hsv(93, 67%, 80%)
CMYK	cmyk(36.8%, 0%, 67.2%, 20%)
CIE-LAB	lab(74.99, -45.59, 58.50)
CIE-LCH	lch(74.99, 74.17, 127.93°)
OKLab	oklab(76.9% -0.1275 0.1334)
OKLCH	oklch(76.9% 0.185 133.7)
XYZ	xyz(31.6587, 48.2567, 12.9555)
Luminance	0.4826 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#81CC43 #8E43CC

analogous

#C5CC43 #81CC43 #43CC49

triadic

#81CC43 #4381CC #CC4381

tetradic

#81CC43 #43C5CC #8E43CC #CC4943

square

#81CC43 #43C5CC #8E43CC #CC4943

split-complementary

#81CC43 #4943CC #CC43C5

monochromatic

#467520 #63A52D #81CC43 #A1D973 #C2E6A3

Accessibility & contrast

On white

1.97

#81CC43 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.65

#81CC43 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #81CC43

10.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##81CC43	#FFFFFF	#000000	##000000
##81CC43	1.00	1.97	10.65	10.65
#FFFFFF	1.97	1.00	21.00	21.00
#000000	10.65	21.00	1.00	1.00
##000000	10.65	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D4BC30

Deuteranopia (green-blind)

#CAB64F

Tritanopia (blue-blind)

#81C4B0

Achromatopsia (no color)

#B9B9B9

Design tokens & code

CSS

--color: #81cc43;
/* rgb */ color: rgb(129, 204, 67);
/* oklch */ color: oklch(76.9% 0.185 133.7);

Tailwind

colors: {
  custom: {
    50: '#abdc7e',
    500: '#81cc43',
    950: '#000000',
  },
}

SCSS

$custom: #81cc43;
$custom-light: #abdc7e;
$custom-dark: #000000;

JSON

{
  "hex": "#81cc43",
  "rgb": {
    "r": 129,
    "g": 204,
    "b": 67
  },
  "hsl": {
    "h": 92.847,
    "s": 57.322,
    "l": 53.137
  },
  "oklch": {
    "l": 0.76899,
    "c": 0.18458,
    "h": 133.7
  },
  "luminance": 0.48258
}

Semantic roles & 50–950 ramp

primary

#81CC43

secondary

#B898D3

accent

#47E19B

background

#FAFDF8

surface

#F5FBEF

border

#CFD4CA

text

#10150A

muted

#7F837C

Preview Lab

Preview with #81CC43

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

Preview Lab → · Contrast checker → · Palette generator →