#81CB4E#81CB4E

#81CB4E is a light, vivid yellow-green. Relative luminance 0.479; OKLCH L 76.8% C 0.175 H 134.6°. Best body text is #000000 at 10.59:1 contrast (WCAG AA passes).

Color values

HEX	#81CB4E
RGB	rgb(129, 203, 78)
HSL	hsl(96, 55%, 55%)
HSV	hsv(96, 62%, 80%)
CMYK	cmyk(36.5%, 0%, 61.6%, 20.4%)
CIE-LAB	lab(74.78, -44.24, 53.72)
CIE-LCH	lch(74.78, 69.59, 129.47°)
OKLab	oklab(76.76% -0.123 0.1246)
OKLCH	oklch(76.76% 0.175 134.6)
XYZ	xyz(31.7837, 47.9276, 14.7825)
Luminance	0.4793 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#81CB4E #984ECB

analogous

#BFCB4E #81CB4E #4ECB59

triadic

#81CB4E #4E81CB #CB4E81

tetradic

#81CB4E #4EBFCB #984ECB #CB594E

square

#81CB4E #4EBFCB #984ECB #CB594E

split-complementary

#81CB4E #594ECB #CB4EBF

monochromatic

#477B24 #63AA32 #81CB4E #A3D97D #C4E7AD

Accessibility & contrast

On white

1.98

#81CB4E on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.59

#81CB4E on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #81CB4E

10.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##81CB4E	#FFFFFF	#000000	##000000
##81CB4E	1.00	1.98	10.59	10.59
#FFFFFF	1.98	1.00	21.00	21.00
#000000	10.59	21.00	1.00	1.00
##000000	10.59	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D2BC40

Deuteranopia (green-blind)

#C8B658

Tritanopia (blue-blind)

#80C4B1

Achromatopsia (no color)

#B8B8B8

Design tokens & code

CSS

--color: #81cb4e;
/* rgb */ color: rgb(129, 203, 78);
/* oklch */ color: oklch(76.8% 0.175 134.6);

Tailwind

colors: {
  custom: {
    50: '#aadb84',
    500: '#81cb4e',
    950: '#000000',
  },
}

SCSS

$custom: #81cb4e;
$custom-light: #aadb84;
$custom-dark: #000000;

JSON

{
  "hex": "#81cb4e",
  "rgb": {
    "r": 129,
    "g": 203,
    "b": 78
  },
  "hsl": {
    "h": 95.52,
    "s": 54.585,
    "l": 55.098
  },
  "oklch": {
    "l": 0.76759,
    "c": 0.17513,
    "h": 134.6
  },
  "luminance": 0.47929
}

Semantic roles & 50–950 ramp

primary

#81CB4E

secondary

#BFA0D5

accent

#4ADEA2

background

#FAFDF8

surface

#F4FBEF

border

#CED4CA

text

#10150B

muted

#7F837C

Preview Lab

Preview with #81CB4E

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

Preview Lab → · Contrast checker → · Palette generator →