#31A337#31A337

#31A337 is a light, vivid green. Relative luminance 0.271; OKLCH L 63.0% C 0.178 H 143.8°. Best body text is #000000 at 6.42:1 contrast (WCAG AA passes).

Color values

HEX	#31A337
RGB	rgb(49, 163, 55)
HSL	hsl(123, 54%, 42%)
HSV	hsv(123, 70%, 64%)
CMYK	cmyk(69.9%, 0%, 66.3%, 36.1%)
CIE-LAB	lab(59.09, -53.13, 45.50)
CIE-LCH	lch(59.09, 69.95, 139.43°)
OKLab	oklab(62.97% -0.144 0.1054)
OKLCH	oklch(62.97% 0.178 143.8)
XYZ	xyz(15.0525, 27.1216, 8.0554)
Luminance	0.2712 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31A337 #A3319D

analogous

#64A331 #31A337 #31A370

triadic

#31A337 #3731A3 #A33731

tetradic

#31A337 #3164A3 #A3319D #A37031

square

#31A337 #3164A3 #A3319D #A37031

split-complementary

#31A337 #7031A3 #A33164

monochromatic

#154517 #237427 #31A337 #49C850 #78D67D

Accessibility & contrast

On white

3.27

#31A337 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.42

#31A337 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #31A337

6.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31A337	#FFFFFF	#000000	##000000
##31A337	1.00	3.27	6.42	6.42
#FFFFFF	3.27	1.00	21.00	21.00
#000000	6.42	21.00	1.00	1.00
##000000	6.42	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A69429

Deuteranopia (green-blind)

#998B41

Tritanopia (blue-blind)

#0C9E8D

Achromatopsia (no color)

#8E8E8E

Design tokens & code

CSS

--color: #31a337;
/* rgb */ color: rgb(49, 163, 55);
/* oklch */ color: oklch(63.0% 0.178 143.8);

Tailwind

colors: {
  custom: {
    50: '#79bf73',
    500: '#31a337',
    950: '#000000',
  },
}

SCSS

$custom: #31a337;
$custom-light: #79bf73;
$custom-dark: #000000;

JSON

{
  "hex": "#31a337",
  "rgb": {
    "r": 49,
    "g": 163,
    "b": 55
  },
  "hsl": {
    "h": 123.158,
    "s": 53.774,
    "l": 41.569
  },
  "oklch": {
    "l": 0.62971,
    "c": 0.1784,
    "h": 143.8
  },
  "luminance": 0.27123
}

Semantic roles & 50–950 ramp

primary

#31A337

secondary

#BF71BB

accent

#4BD5DD

background

#F8FBF7

surface

#EFF7ED

border

#CAD0C8

text

#0A1208

muted

#7C817B

Preview Lab

Preview with #31A337

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

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