#21B439#21B439

#21B439 is a light, highly saturated green. Relative luminance 0.333; OKLCH L 67.3% C 0.201 H 144.9°. Best body text is #000000 at 7.65:1 contrast (WCAG AA passes).

Color values

HEX#21B439
RGBrgb(33, 180, 57)
HSLhsl(130, 69%, 42%)
HSVhsv(130, 82%, 71%)
CMYKcmyk(81.7%, 0%, 68.3%, 29.4%)
CIE-LABlab(64.37, -60.97, 50.31)
CIE-LCHlch(64.37, 79.05, 140.47°)
OKLaboklab(67.28% -0.1645 0.1158)
OKLCHoklch(67.28% 0.201 144.9)
XYZxyz(17.6857, 33.2591, 9.3576)
Luminance0.3326 (WCAG relative)
Temperatureneutral
Familygreen

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#21B439 #B4219C
analogous
#53B421 #21B439 #21B483
triadic
#21B439 #3921B4 #B43921
tetradic
#21B439 #2153B4 #B4219C #B48321
square
#21B439 #2153B4 #B4219C #B48321
split-complementary
#21B439 #8321B4 #B42153
monochromatic
#0E4D18 #188029 #21B439 #38DA52 #6BE47F

Accessibility & contrast

On white

2.74
#21B439 on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

7.65
#21B439 on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #21B439
7.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##21B439#FFFFFF#000000##000000
##21B4391.002.747.657.65
#FFFFFF2.741.0021.0021.00
#0000007.6521.001.001.00
##0000007.6521.001.001.00

Color blindness preview

Protanopia (red-blind)
#B7A328
Deuteranopia (green-blind)
#A89845
Tritanopia (blue-blind)
#00AF9B
Achromatopsia (no color)
#9C9C9C

Design tokens & code

CSS
--color: #21b439;
/* rgb */ color: rgb(33, 180, 57);
/* oklch */ color: oklch(67.3% 0.201 144.9);
Tailwind
colors: {
  custom: {
    50: '#78cc75',
    500: '#21b439',
    950: '#000000',
  },
}
SCSS
$custom: #21b439;
$custom-light: #78cc75;
$custom-dark: #000000;
JSON
{
  "hex": "#21b439",
  "rgb": {
    "r": 33,
    "g": 180,
    "b": 57
  },
  "hsl": {
    "h": 129.796,
    "s": 69.014,
    "l": 41.765
  },
  "oklch": {
    "l": 0.67281,
    "c": 0.20115,
    "h": 144.9
  },
  "luminance": 0.33261
}

Semantic roles & 50–950 ramp

primary
#21B439
secondary
#CA67BA
accent
#3CCFEC
background
#F8FCF7
surface
#EFF9ED
border
#CAD2C8
text
#0B1309
muted
#7C827B

Preview Lab

Preview with #21B439

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

Preview Lab → · Contrast checker → · Palette generator →

#21B439 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva