#37CB3F#37CB3F

#37CB3F is a light, highly saturated green. Relative luminance 0.439; OKLCH L 73.9% C 0.218 H 143.6°. Best body text is #000000 at 9.78:1 contrast (WCAG AA passes).

Color values

HEX#37CB3F
RGBrgb(55, 203, 63)
HSLhsl(123, 59%, 51%)
HSVhsv(123, 73%, 80%)
CMYKcmyk(72.9%, 0%, 69%, 20.4%)
CIE-LABlab(72.15, -64.68, 56.32)
CIE-LCHlch(72.15, 85.76, 138.95°)
OKLaboklab(73.86% -0.1752 0.129)
OKLCHoklch(73.86% 0.218 143.6)
XYZxyz(23.8272, 43.8803, 11.9157)
Luminance0.4388 (WCAG relative)
Temperatureneutral
Familygreen

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#37CB3F #CB37C3
analogous
#79CB37 #37CB3F #37CB89
triadic
#37CB3F #3F37CB #CB3F37
tetradic
#37CB3F #3779CB #CB37C3 #CB8937
square
#37CB3F #3779CB #CB37C3 #CB8937
split-complementary
#37CB3F #8937CB #CB3779
monochromatic
#1C6C20 #299C2F #37CB3F #68D86E #98E49C

Accessibility & contrast

On white

2.15
#37CB3F on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

9.78
#37CB3F on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #37CB3F
9.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##37CB3F#FFFFFF#000000##000000
##37CB3F1.002.159.789.78
#FFFFFF2.151.0021.0021.00
#0000009.7821.001.001.00
##0000009.7821.001.001.00

Color blindness preview

Protanopia (red-blind)
#CFB82A
Deuteranopia (green-blind)
#BEAC4D
Tritanopia (blue-blind)
#00C5AF
Achromatopsia (no color)
#B1B1B1

Design tokens & code

CSS
--color: #37cb3f;
/* rgb */ color: rgb(55, 203, 63);
/* oklch */ color: oklch(73.9% 0.218 143.6);
Tailwind
colors: {
  custom: {
    50: '#84dc7b',
    500: '#37cb3f',
    950: '#000000',
  },
}
SCSS
$custom: #37cb3f;
$custom-light: #84dc7b;
$custom-dark: #000000;
JSON
{
  "hex": "#37cb3f",
  "rgb": {
    "r": 55,
    "g": 203,
    "b": 63
  },
  "hsl": {
    "h": 123.243,
    "s": 58.73,
    "l": 50.588
  },
  "oklch": {
    "l": 0.7386,
    "c": 0.2176,
    "h": 143.6
  },
  "luminance": 0.43883
}

Semantic roles & 50–950 ramp

primary
#37CB3F
secondary
#D08ECC
accent
#46D9E2
background
#F8FDF7
surface
#F0FBEE
border
#CBD4C9
text
#0D150A
muted
#7D837C

Preview Lab

Preview with #37CB3F

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

Preview Lab → · Contrast checker → · Palette generator →

#37CB3F Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva