#37CF4B#37CF4B

#37CF4B is a light, highly saturated green. Relative luminance 0.459; OKLCH L 75.0% C 0.214 H 144.9°. Best body text is #000000 at 10.19:1 contrast (WCAG AA passes).

Color values

HEX	#37CF4B
RGB	rgb(55, 207, 75)
HSL	hsl(128, 61%, 51%)
HSV	hsv(128, 73%, 81%)
CMYK	cmyk(73.4%, 0%, 63.8%, 18.8%)
CIE-LAB	lab(73.51, -64.79, 52.91)
CIE-LCH	lch(73.51, 83.64, 140.76°)
OKLab	oklab(75.02% -0.175 0.1231)
OKLCH	oklch(75.02% 0.214 144.9)
XYZ	xyz(25.1567, 45.9430, 14.1973)
Luminance	0.4595 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#37CF4B #CF37BB

analogous

#6FCF37 #37CF4B #37CF97

triadic

#37CF4B #4B37CF #CF4B37

tetradic

#37CF4B #376FCF #CF37BB #CF9737

square

#37CF4B #376FCF #CF37BB #CF9737

split-complementary

#37CF4B #9737CF #CF376F

monochromatic

#1B7126 #27A237 #37CF4B #68DB77 #9AE7A4

Accessibility & contrast

On white

2.06

#37CF4B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.19

#37CF4B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #37CF4B

10.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##37CF4B	#FFFFFF	#000000	##000000
##37CF4B	1.00	2.06	10.19	10.19
#FFFFFF	2.06	1.00	21.00	21.00
#000000	10.19	21.00	1.00	1.00
##000000	10.19	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D3BC3B

Deuteranopia (green-blind)

#C1B057

Tritanopia (blue-blind)

#00CAB3

Achromatopsia (no color)

#B5B5B5

Design tokens & code

CSS

--color: #37cf4b;
/* rgb */ color: rgb(55, 207, 75);
/* oklch */ color: oklch(75.0% 0.214 144.9);

Tailwind

colors: {
  custom: {
    50: '#84df82',
    500: '#37cf4b',
    950: '#000000',
  },
}

SCSS

$custom: #37cf4b;
$custom-light: #84df82;
$custom-dark: #000000;

JSON

{
  "hex": "#37cf4b",
  "rgb": {
    "r": 55,
    "g": 207,
    "b": 75
  },
  "hsl": {
    "h": 127.895,
    "s": 61.29,
    "l": 51.373
  },
  "oklch": {
    "l": 0.7502,
    "c": 0.21396,
    "h": 144.9
  },
  "luminance": 0.45946
}

Semantic roles & 50–950 ramp

primary

#37CF4B

secondary

#D28FCA

accent

#43CFE4

background

#F8FDF8

surface

#F0FBEF

border

#CBD4CA

text

#0D150B

muted

#7D837C

Preview Lab

Preview with #37CF4B

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

Preview Lab → · Contrast checker → · Palette generator →