#37CA3D#37CA3D

#37CA3D is a light, highly saturated green. Relative luminance 0.434; OKLCH L 73.6% C 0.218 H 143.5°. Best body text is #000000 at 9.68:1 contrast (WCAG AA passes).

Color values

HEX	#37CA3D
RGB	rgb(55, 202, 61)
HSL	hsl(122, 58%, 50%)
HSV	hsv(122, 73%, 79%)
CMYK	cmyk(72.8%, 0%, 69.8%, 20.8%)
CIE-LAB	lab(71.82, -64.54, 56.74)
CIE-LCH	lch(71.82, 85.93, 138.68°)
OKLab	oklab(73.58% -0.1749 0.1297)
OKLCH	oklch(73.58% 0.218 143.5)
XYZ	xyz(23.5369, 43.3875, 11.5482)
Luminance	0.4339 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#37CA3D #CA37C4

analogous

#7ACA37 #37CA3D #37CA86

triadic

#37CA3D #3D37CA #CA3D37

tetradic

#37CA3D #377ACA #CA37C4 #CA8637

square

#37CA3D #377ACA #CA37C4 #CA8637

split-complementary

#37CA3D #8637CA #CA377A

monochromatic

#1C6A1F #299B2E #37CA3D #67D76C #98E49B

Accessibility & contrast

On white

2.17

#37CA3D on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.68

#37CA3D on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #37CA3D

9.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##37CA3D	#FFFFFF	#000000	##000000
##37CA3D	1.00	2.17	9.68	9.68
#FFFFFF	2.17	1.00	21.00	21.00
#000000	9.68	21.00	1.00	1.00
##000000	9.68	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CEB727

Deuteranopia (green-blind)

#BDAC4B

Tritanopia (blue-blind)

#00C4AE

Achromatopsia (no color)

#B0B0B0

Design tokens & code

CSS

--color: #37ca3d;
/* rgb */ color: rgb(55, 202, 61);
/* oklch */ color: oklch(73.6% 0.218 143.5);

Tailwind

colors: {
  custom: {
    50: '#84db7a',
    500: '#37ca3d',
    950: '#000000',
  },
}

SCSS

$custom: #37ca3d;
$custom-light: #84db7a;
$custom-dark: #000000;

JSON

{
  "hex": "#37ca3d",
  "rgb": {
    "r": 55,
    "g": 202,
    "b": 61
  },
  "hsl": {
    "h": 122.449,
    "s": 58.103,
    "l": 50.392
  },
  "oklch": {
    "l": 0.7358,
    "c": 0.21775,
    "h": 143.5
  },
  "luminance": 0.4339
}

Semantic roles & 50–950 ramp

primary

#37CA3D

secondary

#CF8ECD

accent

#46DBE1

background

#F8FDF7

surface

#F0FBEE

border

#CBD4C9

text

#0D150A

muted

#7D837C

Preview Lab

Preview with #37CA3D

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

Preview Lab → · Contrast checker → · Palette generator →