#81B023#81B023

#81B023 is a light, vivid yellow-green. Relative luminance 0.358; OKLCH L 69.8% C 0.169 H 127.2°. Best body text is #000000 at 8.17:1 contrast (WCAG AA passes).

Color values

HEX#81B023
RGBrgb(129, 176, 35)
HSLhsl(80, 67%, 41%)
HSVhsv(80, 80%, 69%)
CMYKcmyk(26.7%, 0%, 80.1%, 31%)
CIE-LABlab(66.40, -35.30, 61.20)
CIE-LCHlch(66.40, 70.65, 119.98°)
OKLaboklab(69.84% -0.102 0.1344)
OKLCHoklch(69.84% 0.169 127.2)
XYZxyz(24.8821, 35.8386, 7.1964)
Luminance0.3584 (WCAG relative)
Temperaturewarm
Familyyellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#81B023 #5223B0
analogous
#B09923 #81B023 #3BB023
triadic
#81B023 #2381B0 #B02381
tetradic
#81B023 #23B099 #5223B0 #B0233B
square
#81B023 #23B099 #5223B0 #B0233B
split-complementary
#81B023 #233BB0 #9923B0
monochromatic
#364A0F #5C7D19 #81B023 #A3D839 #BAE26C

Accessibility & contrast

On white

2.57
#81B023 on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

8.17
#81B023 on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #81B023
8.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##81B023#FFFFFF#000000##000000
##81B0231.002.578.178.17
#FFFFFF2.571.0021.0021.00
#0000008.1721.001.001.00
##0000008.1721.001.001.00

Color blindness preview

Protanopia (red-blind)
#B9A300
Deuteranopia (green-blind)
#B3A132
Tritanopia (blue-blind)
#86A896
Achromatopsia (no color)
#A1A1A1

Design tokens & code

CSS
--color: #81b023;
/* rgb */ color: rgb(129, 176, 35);
/* oklch */ color: oklch(69.8% 0.169 127.2);
Tailwind
colors: {
  custom: {
    50: '#aac76b',
    500: '#81b023',
    950: '#000000',
  },
}
SCSS
$custom: #81b023;
$custom-light: #aac76b;
$custom-dark: #000000;
JSON
{
  "hex": "#81b023",
  "rgb": {
    "r": 129,
    "g": 176,
    "b": 35
  },
  "hsl": {
    "h": 80,
    "s": 66.825,
    "l": 41.373
  },
  "oklch": {
    "l": 0.69839,
    "c": 0.16866,
    "h": 127.2
  },
  "luminance": 0.35839
}

Semantic roles & 50–950 ramp

primary
#81B023
secondary
#8767C8
accent
#3EEA77
background
#FAFCF6
surface
#F4F8EC
border
#CED1C7
text
#101307
muted
#7F827A

Preview Lab

Preview with #81B023

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

Preview Lab → · Contrast checker → · Palette generator →

#81B023 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva