#37C66B#37C66B

#37C66B is a light, vivid green. Relative luminance 0.423; OKLCH L 73.1% C 0.176 H 151.0°. Best body text is #000000 at 9.45:1 contrast (WCAG AA passes).

Color values

HEX	#37C66B
RGB	rgb(55, 198, 107)
HSL	hsl(142, 57%, 50%)
HSV	hsv(142, 72%, 78%)
CMYK	cmyk(72.2%, 0%, 46%, 22.4%)
CIE-LAB	lab(71.05, -57.34, 34.94)
CIE-LCH	lch(71.05, 67.15, 148.64°)
OKLab	oklab(73.1% -0.1543 0.0857)
OKLCH	oklch(73.1% 0.177 151)
XYZ	xyz(24.4214, 42.2591, 20.7768)
Luminance	0.4226 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#37C66B #C63792

analogous

#4BC637 #37C66B #37C6B3

triadic

#37C66B #6B37C6 #C66B37

tetradic

#37C66B #374BC6 #C63792 #C6B337

square

#37C66B #374BC6 #C63792 #C6B337

split-complementary

#37C66B #B337C6 #C6374B

monochromatic

#1C6637 #2A9651 #37C66B #66D48E #96E2B1

Accessibility & contrast

On white

2.22

#37C66B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.45

#37C66B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #37C66B

9.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##37C66B	#FFFFFF	#000000	##000000
##37C66B	1.00	2.22	9.45	9.45
#FFFFFF	2.22	1.00	21.00	21.00
#000000	9.45	21.00	1.00	1.00
##000000	9.45	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C7B564

Deuteranopia (green-blind)

#B6A971

Tritanopia (blue-blind)

#00C3B0

Achromatopsia (no color)

#AEAEAE

Design tokens & code

CSS

--color: #37c66b;
/* rgb */ color: rgb(55, 198, 107);
/* oklch */ color: oklch(73.1% 0.176 151.0);

Tailwind

colors: {
  custom: {
    50: '#81d896',
    500: '#37c66b',
    950: '#000000',
  },
}

SCSS

$custom: #37c66b;
$custom-light: #81d896;
$custom-dark: #000000;

JSON

{
  "hex": "#37c66b",
  "rgb": {
    "r": 55,
    "g": 198,
    "b": 107
  },
  "hsl": {
    "h": 141.818,
    "s": 56.522,
    "l": 49.608
  },
  "oklch": {
    "l": 0.73104,
    "c": 0.1765,
    "h": 151
  },
  "luminance": 0.42262
}

Semantic roles & 50–950 ramp

primary

#37C66B

secondary

#CD8CB5

accent

#48A9E0

background

#F8FDF9

surface

#F0FBF2

border

#CBD4CC

text

#0C150D

muted

#7D837E

Preview Lab

Preview with #37C66B

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

Preview Lab → · Contrast checker → · Palette generator →