#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
RGB	rgb(55, 203, 63)
HSL	hsl(123, 59%, 51%)
HSV	hsv(123, 73%, 80%)
CMYK	cmyk(72.9%, 0%, 69%, 20.4%)
CIE-LAB	lab(72.15, -64.68, 56.32)
CIE-LCH	lch(72.15, 85.76, 138.95°)
OKLab	oklab(73.86% -0.1752 0.129)
OKLCH	oklch(73.86% 0.218 143.6)
XYZ	xyz(23.8272, 43.8803, 11.9157)
Luminance	0.4388 (WCAG relative)
Temperature	neutral
Family	green

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
##37CB3F	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)

#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 →