#37CB40#37CB40

#37CB40 is a light, highly saturated green. Relative luminance 0.439; OKLCH L 73.9% C 0.217 H 143.7°. Best body text is #000000 at 9.78:1 contrast (WCAG AA passes).

Color values

HEX#37CB40
RGBrgb(55, 203, 64)
HSLhsl(124, 59%, 51%)
HSVhsv(124, 73%, 80%)
CMYKcmyk(72.9%, 0%, 68.5%, 20.4%)
CIE-LABlab(72.16, -64.59, 55.93)
CIE-LCHlch(72.16, 85.44, 139.11°)
OKLaboklab(73.87% -0.1749 0.1283)
OKLCHoklch(73.87% 0.217 143.7)
XYZxyz(23.8554, 43.8916, 12.0642)
Luminance0.4389 (WCAG relative)
Temperatureneutral
Familygreen

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#37CB40 #CB37C2
analogous
#78CB37 #37CB40 #37CB8A
triadic
#37CB40 #4037CB #CB4037
tetradic
#37CB40 #3778CB #CB37C2 #CB8A37
square
#37CB40 #3778CB #CB37C2 #CB8A37
split-complementary
#37CB40 #8A37CB #CB3778
monochromatic
#1C6C21 #299C30 #37CB40 #68D86E #98E49D

Accessibility & contrast

On white

2.15
#37CB40 on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

9.78
#37CB40 on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #37CB40
9.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##37CB40#FFFFFF#000000##000000
##37CB401.002.159.789.78
#FFFFFF2.151.0021.0021.00
#0000009.7821.001.001.00
##0000009.7821.001.001.00

Color blindness preview

Protanopia (red-blind)
#CFB82C
Deuteranopia (green-blind)
#BEAC4D
Tritanopia (blue-blind)
#00C5AF
Achromatopsia (no color)
#B1B1B1

Design tokens & code

CSS
--color: #37cb40;
/* rgb */ color: rgb(55, 203, 64);
/* oklch */ color: oklch(73.9% 0.217 143.7);
Tailwind
colors: {
  custom: {
    50: '#84dc7c',
    500: '#37cb40',
    950: '#000000',
  },
}
SCSS
$custom: #37cb40;
$custom-light: #84dc7c;
$custom-dark: #000000;
JSON
{
  "hex": "#37cb40",
  "rgb": {
    "r": 55,
    "g": 203,
    "b": 64
  },
  "hsl": {
    "h": 123.649,
    "s": 58.73,
    "l": 50.588
  },
  "oklch": {
    "l": 0.73869,
    "c": 0.21695,
    "h": 143.7
  },
  "luminance": 0.43894
}

Semantic roles & 50–950 ramp

primary
#37CB40
secondary
#D08ECC
accent
#46D8E2
background
#F8FDF7
surface
#F0FBEE
border
#CBD4C9
text
#0D150A
muted
#7D837C

Preview Lab

Preview with #37CB40

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

Preview Lab → · Contrast checker → · Palette generator →

#37CB40 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva