#81B236#81B236

#81B236 is a light, vivid yellow-green. Relative luminance 0.368; OKLCH L 70.5% C 0.160 H 128.6°. Best body text is #000000 at 8.35:1 contrast (WCAG AA passes).

Color values

HEX#81B236
RGBrgb(129, 178, 54)
HSLhsl(84, 53%, 45%)
HSVhsv(84, 70%, 70%)
CMYKcmyk(27.5%, 0%, 69.7%, 30.2%)
CIE-LABlab(67.11, -35.15, 55.41)
CIE-LCHlch(67.11, 65.62, 122.39°)
OKLaboklab(70.45% -0.1001 0.1252)
OKLCHoklch(70.45% 0.16 128.6)
XYZxyz(25.6395, 36.7736, 9.2365)
Luminance0.3677 (WCAG relative)
Temperaturewarm
Familyyellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#81B236 #6736B2
analogous
#B2A536 #81B236 #43B236
triadic
#81B236 #3681B2 #B23681
tetradic
#81B236 #36B2A5 #6736B2 #B23643
square
#81B236 #36B2A5 #6736B2 #B23643
split-complementary
#81B236 #3643B2 #A536B2
monochromatic
#3D541A #5F8328 #81B236 #9FCD59 #BADB88

Accessibility & contrast

On white

2.51
#81B236 on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

8.35
#81B236 on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #81B236
8.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##81B236#FFFFFF#000000##000000
##81B2361.002.518.358.35
#FFFFFF2.511.0021.0021.00
#0000008.3521.001.001.00
##0000008.3521.001.001.00

Color blindness preview

Protanopia (red-blind)
#BBA623
Deuteranopia (green-blind)
#B4A241
Tritanopia (blue-blind)
#85AA99
Achromatopsia (no color)
#A3A3A3

Design tokens & code

CSS
--color: #81b236;
/* rgb */ color: rgb(129, 178, 54);
/* oklch */ color: oklch(70.5% 0.160 128.6);
Tailwind
colors: {
  custom: {
    50: '#a9c974',
    500: '#81b236',
    950: '#000000',
  },
}
SCSS
$custom: #81b236;
$custom-light: #a9c974;
$custom-dark: #000000;
JSON
{
  "hex": "#81b236",
  "rgb": {
    "r": 129,
    "g": 178,
    "b": 54
  },
  "hsl": {
    "h": 83.71,
    "s": 53.448,
    "l": 45.49
  },
  "oklch": {
    "l": 0.70452,
    "c": 0.16026,
    "h": 128.6
  },
  "luminance": 0.36774
}

Semantic roles & 50–950 ramp

primary
#81B236
secondary
#9B7FC5
accent
#4BDD85
background
#FAFCF7
surface
#F4F8ED
border
#CED1C8
text
#101309
muted
#7F827B

Preview Lab

Preview with #81B236

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

Preview Lab → · Contrast checker → · Palette generator →

#81B236 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva