#81CE3F#81CE3F

#81CE3F is a light, vivid yellow-green. Relative luminance 0.492; OKLCH L 77.4% C 0.190 H 133.6°. Best body text is #000000 at 10.83:1 contrast (WCAG AA passes).

Color values

HEX	#81CE3F
RGB	rgb(129, 206, 63)
HSL	hsl(92, 59%, 53%)
HSV	hsv(92, 69%, 81%)
CMYK	cmyk(37.4%, 0%, 69.4%, 19.2%)
CIE-LAB	lab(75.56, -46.72, 60.64)
CIE-LCH	lch(75.56, 76.55, 127.61°)
OKLab	oklab(77.35% -0.1309 0.1374)
OKLCH	oklch(77.35% 0.19 133.6)
XYZ	xyz(32.0212, 49.1671, 12.5047)
Luminance	0.4917 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#81CE3F #8C3FCE

analogous

#C8CE3F #81CE3F #3FCE45

triadic

#81CE3F #3F81CE #CE3F81

tetradic

#81CE3F #3FC8CE #8C3FCE #CE453F

square

#81CE3F #3FC8CE #8C3FCE #CE453F

split-complementary

#81CE3F #453FCE #CE3FC8

monochromatic

#46751E #63A62A #81CE3F #A1DA70 #C1E7A1

Accessibility & contrast

On white

1.94

#81CE3F on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.83

#81CE3F on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #81CE3F

10.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##81CE3F	#FFFFFF	#000000	##000000
##81CE3F	1.00	1.94	10.83	10.83
#FFFFFF	1.94	1.00	21.00	21.00
#000000	10.83	21.00	1.00	1.00
##000000	10.83	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D6BE29

Deuteranopia (green-blind)

#CBB84C

Tritanopia (blue-blind)

#81C6B2

Achromatopsia (no color)

#BABABA

Design tokens & code

CSS

--color: #81ce3f;
/* rgb */ color: rgb(129, 206, 63);
/* oklch */ color: oklch(77.4% 0.190 133.6);

Tailwind

colors: {
  custom: {
    50: '#abdd7c',
    500: '#81ce3f',
    950: '#000000',
  },
}

SCSS

$custom: #81ce3f;
$custom-light: #abdd7c;
$custom-dark: #000000;

JSON

{
  "hex": "#81ce3f",
  "rgb": {
    "r": 129,
    "g": 206,
    "b": 63
  },
  "hsl": {
    "h": 92.308,
    "s": 59.336,
    "l": 52.745
  },
  "oklch": {
    "l": 0.77355,
    "c": 0.18977,
    "h": 133.6
  },
  "luminance": 0.49169
}

Semantic roles & 50–950 ramp

primary

#81CE3F

secondary

#B795D3

accent

#45E39A

background

#FAFDF7

surface

#F5FBEE

border

#CFD4C9

text

#11150A

muted

#80837C

Preview Lab

Preview with #81CE3F

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

Preview Lab → · Contrast checker → · Palette generator →