#81CC3F#81CC3F

#81CC3F is a light, vivid yellow-green. Relative luminance 0.482; OKLCH L 76.9% C 0.187 H 133.4°. Best body text is #000000 at 10.64:1 contrast (WCAG AA passes).

Color values

HEX	#81CC3F
RGB	rgb(129, 204, 63)
HSL	hsl(92, 58%, 52%)
HSV	hsv(92, 69%, 80%)
CMYK	cmyk(36.8%, 0%, 69.1%, 20%)
CIE-LAB	lab(74.96, -45.89, 60.02)
CIE-LCH	lch(74.96, 75.55, 127.40°)
OKLab	oklab(76.87% -0.1286 0.1361)
OKLCH	oklch(76.87% 0.187 133.4)
XYZ	xyz(31.5428, 48.2103, 12.3452)
Luminance	0.4821 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#81CC3F #8A3FCC

analogous

#C8CC3F #81CC3F #3FCC44

triadic

#81CC3F #3F81CC #CC3F81

tetradic

#81CC3F #3FC8CC #8A3FCC #CC443F

square

#81CC3F #3FC8CC #8A3FCC #CC443F

split-complementary

#81CC3F #443FCC #CC3FC8

monochromatic

#46721E #63A32B #81CC3F #A1D96F #C0E6A0

Accessibility & contrast

On white

1.97

#81CC3F on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.64

#81CC3F on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #81CC3F

10.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##81CC3F	#FFFFFF	#000000	##000000
##81CC3F	1.00	1.97	10.64	10.64
#FFFFFF	1.97	1.00	21.00	21.00
#000000	10.64	21.00	1.00	1.00
##000000	10.64	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D4BC29

Deuteranopia (green-blind)

#CAB64C

Tritanopia (blue-blind)

#81C4B0

Achromatopsia (no color)

#B8B8B8

Design tokens & code

CSS

--color: #81cc3f;
/* rgb */ color: rgb(129, 204, 63);
/* oklch */ color: oklch(76.9% 0.187 133.4);

Tailwind

colors: {
  custom: {
    50: '#abdc7c',
    500: '#81cc3f',
    950: '#000000',
  },
}

SCSS

$custom: #81cc3f;
$custom-light: #abdc7c;
$custom-dark: #000000;

JSON

{
  "hex": "#81cc3f",
  "rgb": {
    "r": 129,
    "g": 204,
    "b": 63
  },
  "hsl": {
    "h": 91.915,
    "s": 58.025,
    "l": 52.353
  },
  "oklch": {
    "l": 0.76866,
    "c": 0.18727,
    "h": 133.4
  },
  "luminance": 0.48212
}

Semantic roles & 50–950 ramp

primary

#81CC3F

secondary

#B595D2

accent

#47E199

background

#FAFDF7

surface

#F5FBEE

border

#CFD4C9

text

#11150A

muted

#80837C

Preview Lab

Preview with #81CC3F

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

Preview Lab → · Contrast checker → · Palette generator →