#37C666#37C666

#37C666 is a light, vivid green. Relative luminance 0.422; OKLCH L 73.0% C 0.181 H 149.8°. Best body text is #000000 at 9.43:1 contrast (WCAG AA passes).

Color values

HEX	#37C666
RGB	rgb(55, 198, 102)
HSL	hsl(140, 57%, 50%)
HSV	hsv(140, 72%, 78%)
CMYK	cmyk(72.2%, 0%, 48.5%, 22.4%)
CIE-LAB	lab(70.98, -58.15, 37.36)
CIE-LCH	lch(70.98, 69.12, 147.28°)
OKLab	oklab(73.02% -0.1564 0.091)
OKLCH	oklch(73.02% 0.181 149.8)
XYZ	xyz(24.1659, 42.1569, 19.4313)
Luminance	0.4216 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#37C666 #C63797

analogous

#50C637 #37C666 #37C6AE

triadic

#37C666 #6637C6 #C66637

tetradic

#37C666 #3750C6 #C63797 #C6AE37

square

#37C666 #3750C6 #C63797 #C6AE37

split-complementary

#37C666 #AE37C6 #C63750

monochromatic

#1C6635 #2A964D #37C666 #66D48A #96E2AF

Accessibility & contrast

On white

2.23

#37C666 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.43

#37C666 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #37C666

9.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##37C666	#FFFFFF	#000000	##000000
##37C666	1.00	2.23	9.43	9.43
#FFFFFF	2.23	1.00	21.00	21.00
#000000	9.43	21.00	1.00	1.00
##000000	9.43	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C7B55E

Deuteranopia (green-blind)

#B6A96D

Tritanopia (blue-blind)

#00C2AF

Achromatopsia (no color)

#AEAEAE

Design tokens & code

CSS

--color: #37c666;
/* rgb */ color: rgb(55, 198, 102);
/* oklch */ color: oklch(73.0% 0.181 149.8);

Tailwind

colors: {
  custom: {
    50: '#82d893',
    500: '#37c666',
    950: '#000000',
  },
}

SCSS

$custom: #37c666;
$custom-light: #82d893;
$custom-dark: #000000;

JSON

{
  "hex": "#37c666",
  "rgb": {
    "r": 55,
    "g": 198,
    "b": 102
  },
  "hsl": {
    "h": 139.72,
    "s": 56.522,
    "l": 49.608
  },
  "oklch": {
    "l": 0.73023,
    "c": 0.18099,
    "h": 149.8
  },
  "luminance": 0.4216
}

Semantic roles & 50–950 ramp

primary

#37C666

secondary

#CD8CB8

accent

#48AEE0

background

#F8FDF9

surface

#F0FBF1

border

#CBD4CB

text

#0C150D

muted

#7D837E

Preview Lab

Preview with #37C666

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

Preview Lab → · Contrast checker → · Palette generator →