#31C979#31C979

#31C979 is a light, vivid green. Relative luminance 0.438; OKLCH L 74.0% C 0.169 H 154.7°. Best body text is #000000 at 9.76:1 contrast (WCAG AA passes).

Color values

HEX	#31C979
RGB	rgb(49, 201, 121)
HSL	hsl(148, 61%, 49%)
HSV	hsv(148, 76%, 79%)
CMYK	cmyk(75.6%, 0%, 39.8%, 21.2%)
CIE-LAB	lab(72.10, -56.82, 29.11)
CIE-LCH	lch(72.10, 63.84, 152.87°)
OKLab	oklab(74.01% -0.1531 0.0725)
OKLCH	oklch(74.01% 0.169 154.7)
XYZ	xyz(25.6020, 43.8037, 25.1911)
Luminance	0.4381 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31C979 #C93181

analogous

#35C931 #31C979 #31C9C5

triadic

#31C979 #7931C9 #C97931

tetradic

#31C979 #3135C9 #C93181 #C9C531

square

#31C979 #3135C9 #C93181 #C9C531

split-complementary

#31C979 #C531C9 #C93135

monochromatic

#19673E #25985B #31C979 #5FD898 #90E4B8

Accessibility & contrast

On white

2.15

#31C979 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.76

#31C979 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #31C979

9.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31C979	#FFFFFF	#000000	##000000
##31C979	1.00	2.15	9.76	9.76
#FFFFFF	2.15	1.00	21.00	21.00
#000000	9.76	21.00	1.00	1.00
##000000	9.76	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C8B873

Deuteranopia (green-blind)

#B6AC7E

Tritanopia (blue-blind)

#00C7B5

Achromatopsia (no color)

#B1B1B1

Design tokens & code

CSS

--color: #31c979;
/* rgb */ color: rgb(49, 201, 121);
/* oklch */ color: oklch(74.0% 0.169 154.7);

Tailwind

colors: {
  custom: {
    50: '#80daa0',
    500: '#31c979',
    950: '#000000',
  },
}

SCSS

$custom: #31c979;
$custom-light: #80daa0;
$custom-dark: #000000;

JSON

{
  "hex": "#31c979",
  "rgb": {
    "r": 49,
    "g": 201,
    "b": 121
  },
  "hsl": {
    "h": 148.421,
    "s": 60.8,
    "l": 49.02
  },
  "oklch": {
    "l": 0.74009,
    "c": 0.16943,
    "h": 154.7
  },
  "luminance": 0.43807
}

Semantic roles & 50–950 ramp

primary

#31C979

secondary

#CF87AD

accent

#4498E4

background

#F8FDF9

surface

#F0FBF2

border

#CBD4CC

text

#0C150F

muted

#7D837E

Preview Lab

Preview with #31C979

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

Preview Lab → · Contrast checker → · Palette generator →