#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
RGB	rgb(55, 203, 64)
HSL	hsl(124, 59%, 51%)
HSV	hsv(124, 73%, 80%)
CMYK	cmyk(72.9%, 0%, 68.5%, 20.4%)
CIE-LAB	lab(72.16, -64.59, 55.93)
CIE-LCH	lch(72.16, 85.44, 139.11°)
OKLab	oklab(73.87% -0.1749 0.1283)
OKLCH	oklch(73.87% 0.217 143.7)
XYZ	xyz(23.8554, 43.8916, 12.0642)
Luminance	0.4389 (WCAG relative)
Temperature	neutral
Family	green

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
##37CB40	1.00	2.15	9.78	9.78
#FFFFFF	2.15	1.00	21.00	21.00
#000000	9.78	21.00	1.00	1.00
##000000	9.78	21.00	1.00	1.00

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 →