#37C440#37C440

#37C440 is a light, highly saturated green. Relative luminance 0.407; OKLCH L 72.0% C 0.209 H 143.8°. Best body text is #000000 at 9.13:1 contrast (WCAG AA passes).

Color values

HEX	#37C440
RGB	rgb(55, 196, 64)
HSL	hsl(124, 56%, 49%)
HSV	hsv(124, 72%, 77%)
CMYK	cmyk(71.9%, 0%, 67.3%, 23.1%)
CIE-LAB	lab(69.94, -62.31, 53.56)
CIE-LCH	lch(69.94, 82.17, 139.32°)
OKLab	oklab(72.03% -0.1687 0.1233)
OKLCH	oklch(72.03% 0.209 143.8)
XYZ	xyz(22.2395, 40.6598, 11.5256)
Luminance	0.4066 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#37C440 #C437BB

analogous

#75C437 #37C440 #37C487

triadic

#37C440 #4037C4 #C44037

tetradic

#37C440 #3775C4 #C437BB #C48737

square

#37C440 #3775C4 #C437BB #C48737

split-complementary

#37C440 #8737C4 #C43775

monochromatic

#1C6421 #2A9430 #37C440 #65D46C #94E199

Accessibility & contrast

On white

2.30

#37C440 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.13

#37C440 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #37C440

9.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##37C440	#FFFFFF	#000000	##000000
##37C440	1.00	2.30	9.13	9.13
#FFFFFF	2.30	1.00	21.00	21.00
#000000	9.13	21.00	1.00	1.00
##000000	9.13	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C8B22E

Deuteranopia (green-blind)

#B8A74C

Tritanopia (blue-blind)

#00BFA9

Achromatopsia (no color)

#ABABAB

Design tokens & code

CSS

--color: #37c440;
/* rgb */ color: rgb(55, 196, 64);
/* oklch */ color: oklch(72.0% 0.209 143.8);

Tailwind

colors: {
  custom: {
    50: '#83d77b',
    500: '#37c440',
    950: '#000000',
  },
}

SCSS

$custom: #37c440;
$custom-light: #83d77b;
$custom-dark: #000000;

JSON

{
  "hex": "#37c440",
  "rgb": {
    "r": 55,
    "g": 196,
    "b": 64
  },
  "hsl": {
    "h": 123.83,
    "s": 56.175,
    "l": 49.216
  },
  "oklch": {
    "l": 0.72027,
    "c": 0.20902,
    "h": 143.8
  },
  "luminance": 0.40662
}

Semantic roles & 50–950 ramp

primary

#37C440

secondary

#CC8BC8

accent

#48D6DF

background

#F8FDF7

surface

#F0FAEE

border

#CBD3C9

text

#0C150A

muted

#7D837C

Preview Lab

Preview with #37C440

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

Preview Lab → · Contrast checker → · Palette generator →