#37CF4B#37CF4B

#37CF4B is a light, highly saturated green. Relative luminance 0.459; OKLCH L 75.0% C 0.214 H 144.9°. Best body text is #000000 at 10.19:1 contrast (WCAG AA passes).

Color values

HEX#37CF4B
RGBrgb(55, 207, 75)
HSLhsl(128, 61%, 51%)
HSVhsv(128, 73%, 81%)
CMYKcmyk(73.4%, 0%, 63.8%, 18.8%)
CIE-LABlab(73.51, -64.79, 52.91)
CIE-LCHlch(73.51, 83.64, 140.76°)
OKLaboklab(75.02% -0.175 0.1231)
OKLCHoklch(75.02% 0.214 144.9)
XYZxyz(25.1567, 45.9430, 14.1973)
Luminance0.4595 (WCAG relative)
Temperatureneutral
Familygreen

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#37CF4B #CF37BB
analogous
#6FCF37 #37CF4B #37CF97
triadic
#37CF4B #4B37CF #CF4B37
tetradic
#37CF4B #376FCF #CF37BB #CF9737
square
#37CF4B #376FCF #CF37BB #CF9737
split-complementary
#37CF4B #9737CF #CF376F
monochromatic
#1B7126 #27A237 #37CF4B #68DB77 #9AE7A4

Accessibility & contrast

On white

2.06
#37CF4B on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

10.19
#37CF4B on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #37CF4B
10.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##37CF4B#FFFFFF#000000##000000
##37CF4B1.002.0610.1910.19
#FFFFFF2.061.0021.0021.00
#00000010.1921.001.001.00
##00000010.1921.001.001.00

Color blindness preview

Protanopia (red-blind)
#D3BC3B
Deuteranopia (green-blind)
#C1B057
Tritanopia (blue-blind)
#00CAB3
Achromatopsia (no color)
#B5B5B5

Design tokens & code

CSS
--color: #37cf4b;
/* rgb */ color: rgb(55, 207, 75);
/* oklch */ color: oklch(75.0% 0.214 144.9);
Tailwind
colors: {
  custom: {
    50: '#84df82',
    500: '#37cf4b',
    950: '#000000',
  },
}
SCSS
$custom: #37cf4b;
$custom-light: #84df82;
$custom-dark: #000000;
JSON
{
  "hex": "#37cf4b",
  "rgb": {
    "r": 55,
    "g": 207,
    "b": 75
  },
  "hsl": {
    "h": 127.895,
    "s": 61.29,
    "l": 51.373
  },
  "oklch": {
    "l": 0.7502,
    "c": 0.21396,
    "h": 144.9
  },
  "luminance": 0.45946
}

Semantic roles & 50–950 ramp

primary
#37CF4B
secondary
#D28FCA
accent
#43CFE4
background
#F8FDF8
surface
#F0FBEF
border
#CBD4CA
text
#0D150B
muted
#7D837C

Preview Lab

Preview with #37CF4B

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

Preview Lab → · Contrast checker → · Palette generator →

#37CF4B Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva