#81DD38#81DD38

#81DD38 is a light, highly saturated yellow-green. Relative luminance 0.567; OKLCH L 81.0% C 0.212 H 134.7°. Best body text is #000000 at 12.33:1 contrast (WCAG AA passes).

Color values

HEX#81DD38
RGBrgb(129, 221, 56)
HSLhsl(93, 71%, 54%)
HSVhsv(93, 75%, 87%)
CMYKcmyk(41.6%, 0%, 74.7%, 13.3%)
CIE-LABlab(79.99, -53.25, 67.52)
CIE-LCHlch(79.99, 86.00, 128.26°)
OKLaboklab(80.97% -0.1491 0.1508)
OKLCHoklch(80.97% 0.212 134.7)
XYZxyz(35.6228, 56.6636, 12.8008)
Luminance0.5667 (WCAG relative)
Temperaturewarm
Familyyellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#81DD38 #9438DD
analogous
#D3DD38 #81DD38 #38DD42
triadic
#81DD38 #3881DD #DD3881
tetradic
#81DD38 #38D3DD #9438DD #DD4238
square
#81DD38 #38D3DD #9438DD #DD4238
split-complementary
#81DD38 #4238DD #DD38D3
monochromatic
#478417 #63B81F #81DD38 #A2E66C #C3EFA1

Accessibility & contrast

On white

1.70
#81DD38 on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

12.33
#81DD38 on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #81DD38
12.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##81DD38#FFFFFF#000000##000000
##81DD381.001.7012.3312.33
#FFFFFF1.701.0021.0021.00
#00000012.3321.001.001.00
##00000012.3321.001.001.00

Color blindness preview

Protanopia (red-blind)
#E5CB12
Deuteranopia (green-blind)
#D9C449
Tritanopia (blue-blind)
#7FD4BE
Achromatopsia (no color)
#C6C6C6

Design tokens & code

CSS
--color: #81dd38;
/* rgb */ color: rgb(129, 221, 56);
/* oklch */ color: oklch(81.0% 0.212 134.7);
Tailwind
colors: {
  custom: {
    50: '#ade87a',
    500: '#81dd38',
    950: '#000000',
  },
}
SCSS
$custom: #81dd38;
$custom-light: #ade87a;
$custom-dark: #000000;
JSON
{
  "hex": "#81dd38",
  "rgb": {
    "r": 129,
    "g": 221,
    "b": 56
  },
  "hsl": {
    "h": 93.455,
    "s": 70.815,
    "l": 54.314
  },
  "oklch": {
    "l": 0.8097,
    "c": 0.21206,
    "h": 134.7
  },
  "luminance": 0.56666
}

Semantic roles & 50–950 ramp

primary
#81DD38
secondary
#622F8B
accent
#3AEE9E
background
#FDFEFB
surface
#F8FDF2
border
#D1D5CC
text
#11160A
muted
#81847D

Preview Lab

Preview with #81DD38

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

Preview Lab → · Contrast checker → · Palette generator →

#81DD38 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva