#37C63B#37C63B

#37C63B is a light, highly saturated green. Relative luminance 0.415; OKLCH L 72.5% C 0.215 H 143.3°. Best body text is #000000 at 9.30:1 contrast (WCAG AA passes).

Color values

HEX	#37C63B
RGB	rgb(55, 198, 59)
HSL	hsl(122, 57%, 50%)
HSV	hsv(122, 72%, 78%)
CMYK	cmyk(72.2%, 0%, 70.2%, 22.4%)
CIE-LAB	lab(70.53, -63.43, 56.16)
CIE-LCH	lch(70.53, 84.72, 138.48°)
OKLab	oklab(72.51% -0.172 0.1282)
OKLCH	oklch(72.51% 0.215 143.3)
XYZ	xyz(22.5576, 41.5136, 10.9609)
Luminance	0.4152 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#37C63B #C637C2

analogous

#7BC637 #37C63B #37C682

triadic

#37C63B #3B37C6 #C63B37

tetradic

#37C63B #377BC6 #C637C2 #C68237

square

#37C63B #377BC6 #C637C2 #C68237

split-complementary

#37C63B #8237C6 #C6377B

monochromatic

#1C661E #2A962D #37C63B #66D469 #96E298

Accessibility & contrast

On white

2.26

#37C63B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.30

#37C63B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #37C63B

9.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##37C63B	#FFFFFF	#000000	##000000
##37C63B	1.00	2.26	9.30	9.30
#FFFFFF	2.26	1.00	21.00	21.00
#000000	9.30	21.00	1.00	1.00
##000000	9.30	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CAB325

Deuteranopia (green-blind)

#BAA849

Tritanopia (blue-blind)

#00C0AA

Achromatopsia (no color)

#ACACAC

Design tokens & code

CSS

--color: #37c63b;
/* rgb */ color: rgb(55, 198, 59);
/* oklch */ color: oklch(72.5% 0.215 143.3);

Tailwind

colors: {
  custom: {
    50: '#83d978',
    500: '#37c63b',
    950: '#000000',
  },
}

SCSS

$custom: #37c63b;
$custom-light: #83d978;
$custom-dark: #000000;

JSON

{
  "hex": "#37c63b",
  "rgb": {
    "r": 55,
    "g": 198,
    "b": 59
  },
  "hsl": {
    "h": 121.678,
    "s": 56.522,
    "l": 49.608
  },
  "oklch": {
    "l": 0.72511,
    "c": 0.21453,
    "h": 143.3
  },
  "luminance": 0.41516
}

Semantic roles & 50–950 ramp

primary

#37C63B

secondary

#CD8CCB

accent

#48DCE0

background

#F8FDF7

surface

#F0FBEE

border

#CBD4C9

text

#0C1509

muted

#7D837B

Preview Lab

Preview with #37C63B

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

Preview Lab → · Contrast checker → · Palette generator →