#81AF37#81AF37

#81AF37 is a light, vivid yellow-green. Relative luminance 0.356; OKLCH L 69.7% C 0.156 H 128.1°. Best body text is #000000 at 8.12:1 contrast (WCAG AA passes).

Color values

HEX#81AF37
RGBrgb(129, 175, 55)
HSLhsl(83, 52%, 45%)
HSVhsv(83, 69%, 69%)
CMYKcmyk(26.3%, 0%, 68.6%, 31.4%)
CIE-LABlab(66.22, -33.71, 54.10)
CIE-LCHlch(66.22, 63.74, 121.92°)
OKLaboklab(69.73% -0.096 0.1226)
OKLCHoklch(69.73% 0.156 128.1)
XYZxyz(25.0728, 35.6024, 9.1647)
Luminance0.3560 (WCAG relative)
Temperaturewarm
Familyyellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#81AF37 #6537AF
analogous
#AFA137 #81AF37 #45AF37
triadic
#81AF37 #3781AF #AF3781
tetradic
#81AF37 #37AFA1 #6537AF #AF3745
square
#81AF37 #37AFA1 #6537AF #AF3745
split-complementary
#81AF37 #3745AF #A137AF
monochromatic
#3C521A #5F8028 #81AF37 #9FCB59 #BAD987

Accessibility & contrast

On white

2.59
#81AF37 on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

8.12
#81AF37 on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #81AF37
8.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##81AF37#FFFFFF#000000##000000
##81AF371.002.598.128.12
#FFFFFF2.591.0021.0021.00
#0000008.1221.001.001.00
##0000008.1221.001.001.00

Color blindness preview

Protanopia (red-blind)
#B8A325
Deuteranopia (green-blind)
#B1A041
Tritanopia (blue-blind)
#85A797
Achromatopsia (no color)
#A1A1A1

Design tokens & code

CSS
--color: #81af37;
/* rgb */ color: rgb(129, 175, 55);
/* oklch */ color: oklch(69.7% 0.156 128.1);
Tailwind
colors: {
  custom: {
    50: '#a9c775',
    500: '#81af37',
    950: '#000000',
  },
}
SCSS
$custom: #81af37;
$custom-light: #a9c775;
$custom-dark: #000000;
JSON
{
  "hex": "#81af37",
  "rgb": {
    "r": 129,
    "g": 175,
    "b": 55
  },
  "hsl": {
    "h": 83,
    "s": 52.174,
    "l": 45.098
  },
  "oklch": {
    "l": 0.6973,
    "c": 0.1557,
    "h": 128.1
  },
  "luminance": 0.35603
}

Semantic roles & 50–950 ramp

primary
#81AF37
secondary
#997FC3
accent
#4CDC83
background
#FAFCF7
surface
#F4F8ED
border
#CED1C8
text
#101309
muted
#7F827B

Preview Lab

Preview with #81AF37

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

Preview Lab → · Contrast checker → · Palette generator →

#81AF37 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva