#21AE37#21AE37

#21AE37 is a light, vivid green. Relative luminance 0.309; OKLCH L 65.6% C 0.196 H 144.8°. Best body text is #000000 at 7.17:1 contrast (WCAG AA passes).

Color values

HEX#21AE37
RGBrgb(33, 174, 55)
HSLhsl(129, 68%, 41%)
HSVhsv(129, 81%, 68%)
CMYKcmyk(81%, 0%, 68.4%, 31.8%)
CIE-LABlab(62.40, -59.27, 49.01)
CIE-LCHlch(62.40, 76.91, 140.41°)
OKLaboklab(65.64% -0.1599 0.1128)
OKLCHoklch(65.64% 0.196 144.8)
XYZxyz(16.4517, 30.8693, 8.7050)
Luminance0.3087 (WCAG relative)
Temperatureneutral
Familygreen

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#21AE37 #AE2198
analogous
#51AE21 #21AE37 #21AE7D
triadic
#21AE37 #3721AE #AE3721
tetradic
#21AE37 #2151AE #AE2198 #AE7D21
square
#21AE37 #2151AE #AE2198 #AE7D21
split-complementary
#21AE37 #7D21AE #AE2151
monochromatic
#0D4716 #177B27 #21AE37 #34D84D #67E27A

Accessibility & contrast

On white

2.93
#21AE37 on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

7.17
#21AE37 on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #21AE37
7.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##21AE37#FFFFFF#000000##000000
##21AE371.002.937.177.17
#FFFFFF2.931.0021.0021.00
#0000007.1721.001.001.00
##0000007.1721.001.001.00

Color blindness preview

Protanopia (red-blind)
#B19D26
Deuteranopia (green-blind)
#A29342
Tritanopia (blue-blind)
#00A996
Achromatopsia (no color)
#979797

Design tokens & code

CSS
--color: #21ae37;
/* rgb */ color: rgb(33, 174, 55);
/* oklch */ color: oklch(65.6% 0.196 144.8);
Tailwind
colors: {
  custom: {
    50: '#77c774',
    500: '#21ae37',
    950: '#000000',
  },
}
SCSS
$custom: #21ae37;
$custom-light: #77c774;
$custom-dark: #000000;
JSON
{
  "hex": "#21ae37",
  "rgb": {
    "r": 33,
    "g": 174,
    "b": 55
  },
  "hsl": {
    "h": 129.362,
    "s": 68.116,
    "l": 40.588
  },
  "oklch": {
    "l": 0.65635,
    "c": 0.19572,
    "h": 144.8
  },
  "luminance": 0.30871
}

Semantic roles & 50–950 ramp

primary
#21AE37
secondary
#C863B8
accent
#3DD0EB
background
#F8FCF7
surface
#EFF8ED
border
#CAD1C8
text
#0A1308
muted
#7C827B

Preview Lab

Preview with #21AE37

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

Preview Lab → · Contrast checker → · Palette generator →

#21AE37 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva