#81C427#81C427

#81C427 is a light, vivid yellow-green. Relative luminance 0.443; OKLCH L 74.8% C 0.191 H 130.9°. Best body text is #000000 at 9.86:1 contrast (WCAG AA passes).

Color values

HEX#81C427
RGBrgb(129, 196, 39)
HSLhsl(86, 67%, 46%)
HSVhsv(86, 80%, 77%)
CMYKcmyk(34.2%, 0%, 80.1%, 23.1%)
CIE-LABlab(72.42, -43.91, 65.55)
CIE-LCHlch(72.42, 78.90, 123.82°)
OKLaboklab(74.75% -0.125 0.1442)
OKLCHoklch(74.75% 0.191 130.9)
XYZxyz(29.1592, 44.2924, 8.9320)
Luminance0.4429 (WCAG relative)
Temperaturewarm
Familyyellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#81C427 #6A27C4
analogous
#C4B827 #81C427 #32C427
triadic
#81C427 #2781C4 #C42781
tetradic
#81C427 #27C4B8 #6A27C4 #C42732
square
#81C427 #27C4B8 #6A27C4 #C42732
split-complementary
#81C427 #2732C4 #B827C4
monochromatic
#3E5E13 #5F911D #81C427 #9FDC4D #BAE680

Accessibility & contrast

On white

2.13
#81C427 on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

9.86
#81C427 on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #81C427
9.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##81C427#FFFFFF#000000##000000
##81C4271.002.139.869.86
#FFFFFF2.131.0021.0021.00
#0000009.8621.001.001.00
##0000009.8621.001.001.00

Color blindness preview

Protanopia (red-blind)
#CDB500
Deuteranopia (green-blind)
#C4B039
Tritanopia (blue-blind)
#84BBA7
Achromatopsia (no color)
#B2B2B2

Design tokens & code

CSS
--color: #81c427;
/* rgb */ color: rgb(129, 196, 39);
/* oklch */ color: oklch(74.8% 0.191 130.9);
Tailwind
colors: {
  custom: {
    50: '#abd66f',
    500: '#81c427',
    950: '#000000',
  },
}
SCSS
$custom: #81c427;
$custom-light: #abd66f;
$custom-dark: #000000;
JSON
{
  "hex": "#81c427",
  "rgb": {
    "r": 129,
    "g": 196,
    "b": 39
  },
  "hsl": {
    "h": 85.605,
    "s": 66.809,
    "l": 46.078
  },
  "oklch": {
    "l": 0.74754,
    "c": 0.19079,
    "h": 130.9
  },
  "luminance": 0.44293
}

Semantic roles & 50–950 ramp

primary
#81C427
secondary
#9D79CE
accent
#3EEA87
background
#FBFDF7
surface
#F6FAED
border
#D0D3C8
text
#111408
muted
#80837B

Preview Lab

Preview with #81C427

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

Preview Lab → · Contrast checker → · Palette generator →

#81C427 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva