#31C971#31C971

#31C971 is a light, vivid green. Relative luminance 0.436; OKLCH L 73.9% C 0.177 H 152.5°. Best body text is #000000 at 9.72:1 contrast (WCAG AA passes).

Color values

HEX	#31C971
RGB	rgb(49, 201, 113)
HSL	hsl(145, 61%, 49%)
HSV	hsv(145, 76%, 79%)
CMYK	cmyk(75.6%, 0%, 43.8%, 21.2%)
CIE-LAB	lab(71.97, -58.26, 33.06)
CIE-LCH	lch(71.97, 66.99, 150.43°)
OKLab	oklab(73.86% -0.1567 0.0815)
OKLCH	oklch(73.86% 0.177 152.5)
XYZ	xyz(25.1316, 43.6155, 22.7137)
Luminance	0.4362 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31C971 #C93189

analogous

#3DC931 #31C971 #31C9BD

triadic

#31C971 #7131C9 #C97131

tetradic

#31C971 #313DC9 #C93189 #C9BD31

square

#31C971 #313DC9 #C93189 #C9BD31

split-complementary

#31C971 #BD31C9 #C9313D

monochromatic

#19673A #259855 #31C971 #5FD892 #90E4B4

Accessibility & contrast

On white

2.16

#31C971 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.72

#31C971 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #31C971

9.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31C971	#FFFFFF	#000000	##000000
##31C971	1.00	2.16	9.72	9.72
#FFFFFF	2.16	1.00	21.00	21.00
#000000	9.72	21.00	1.00	1.00
##000000	9.72	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C9B86A

Deuteranopia (green-blind)

#B7AB77

Tritanopia (blue-blind)

#00C6B4

Achromatopsia (no color)

#B0B0B0

Design tokens & code

CSS

--color: #31c971;
/* rgb */ color: rgb(49, 201, 113);
/* oklch */ color: oklch(73.9% 0.177 152.5);

Tailwind

colors: {
  custom: {
    50: '#80db9b',
    500: '#31c971',
    950: '#000000',
  },
}

SCSS

$custom: #31c971;
$custom-light: #80db9b;
$custom-dark: #000000;

JSON

{
  "hex": "#31c971",
  "rgb": {
    "r": 49,
    "g": 201,
    "b": 113
  },
  "hsl": {
    "h": 145.263,
    "s": 60.8,
    "l": 49.02
  },
  "oklch": {
    "l": 0.73863,
    "c": 0.17667,
    "h": 152.5
  },
  "luminance": 0.43619
}

Semantic roles & 50–950 ramp

primary

#31C971

secondary

#CF87B1

accent

#44A1E4

background

#F8FDF9

surface

#F0FBF2

border

#CBD4CC

text

#0C150E

muted

#7D837E

Preview Lab

Preview with #31C971

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

Preview Lab → · Contrast checker → · Palette generator →