#31C837#31C837

#31C837 is a light, highly saturated green. Relative luminance 0.422; OKLCH L 72.9% C 0.221 H 143.3°. Best body text is #000000 at 9.45:1 contrast (WCAG AA passes).

Color values

HEX	#31C837
RGB	rgb(49, 200, 55)
HSL	hsl(122, 61%, 49%)
HSV	hsv(122, 76%, 78%)
CMYK	cmyk(75.5%, 0%, 72.5%, 21.6%)
CIE-LAB	lab(71.03, -65.34, 58.13)
CIE-LCH	lch(71.03, 87.45, 138.34°)
OKLab	oklab(72.88% -0.1771 0.1319)
OKLCH	oklch(72.88% 0.221 143.3)
XYZ	xyz(22.6090, 42.2347, 10.5743)
Luminance	0.4224 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31C837 #C831C2

analogous

#77C831 #31C837 #31C883

triadic

#31C837 #3731C8 #C83731

tetradic

#31C837 #3177C8 #C831C2 #C88331

square

#31C837 #3177C8 #C831C2 #C88331

split-complementary

#31C837 #8331C8 #C83177

monochromatic

#19661C #259729 #31C837 #5FD863 #90E493

Accessibility & contrast

On white

2.22

#31C837 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.45

#31C837 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #31C837

9.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31C837	#FFFFFF	#000000	##000000
##31C837	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)

#CCB51D

Deuteranopia (green-blind)

#BBA946

Tritanopia (blue-blind)

#00C2AC

Achromatopsia (no color)

#AEAEAE

Design tokens & code

CSS

--color: #31c837;
/* rgb */ color: rgb(49, 200, 55);
/* oklch */ color: oklch(72.9% 0.221 143.3);

Tailwind

colors: {
  custom: {
    50: '#82da77',
    500: '#31c837',
    950: '#000000',
  },
}

SCSS

$custom: #31c837;
$custom-light: #82da77;
$custom-dark: #000000;

JSON

{
  "hex": "#31c837",
  "rgb": {
    "r": 49,
    "g": 200,
    "b": 55
  },
  "hsl": {
    "h": 122.384,
    "s": 60.643,
    "l": 48.824
  },
  "oklch": {
    "l": 0.72884,
    "c": 0.2208,
    "h": 143.3
  },
  "luminance": 0.42237
}

Semantic roles & 50–950 ramp

primary

#31C837

secondary

#CE86CB

accent

#44DDE4

background

#F8FDF7

surface

#F0FBEE

border

#CBD4C9

text

#0C1509

muted

#7D837B

Preview Lab

Preview with #31C837

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

Preview Lab → · Contrast checker → · Palette generator →