#31C973#31C973

#31C973 is a light, vivid green. Relative luminance 0.437; OKLCH L 73.9% C 0.175 H 153.0°. Best body text is #000000 at 9.73:1 contrast (WCAG AA passes).

Color values

HEX	#31C973
RGB	rgb(49, 201, 115)
HSL	hsl(146, 61%, 49%)
HSV	hsv(146, 76%, 79%)
CMYK	cmyk(75.6%, 0%, 42.8%, 21.2%)
CIE-LAB	lab(72.00, -57.91, 32.08)
CIE-LCH	lch(72.00, 66.20, 151.02°)
OKLab	oklab(73.9% -0.1558 0.0793)
OKLCH	oklch(73.9% 0.175 153)
XYZ	xyz(25.2455, 43.6611, 23.3132)
Luminance	0.4366 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31C973 #C93187

analogous

#3BC931 #31C973 #31C9BF

triadic

#31C973 #7331C9 #C97331

tetradic

#31C973 #313BC9 #C93187 #C9BF31

square

#31C973 #313BC9 #C93187 #C9BF31

split-complementary

#31C973 #BF31C9 #C9313B

monochromatic

#19673B #259857 #31C973 #5FD894 #90E4B5

Accessibility & contrast

On white

2.16

#31C973 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.73

#31C973 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #31C973

9.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31C973	#FFFFFF	#000000	##000000
##31C973	1.00	2.16	9.73	9.73
#FFFFFF	2.16	1.00	21.00	21.00
#000000	9.73	21.00	1.00	1.00
##000000	9.73	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C9B86D

Deuteranopia (green-blind)

#B7AB79

Tritanopia (blue-blind)

#00C6B4

Achromatopsia (no color)

#B0B0B0

Design tokens & code

CSS

--color: #31c973;
/* rgb */ color: rgb(49, 201, 115);
/* oklch */ color: oklch(73.9% 0.175 153.0);

Tailwind

colors: {
  custom: {
    50: '#80db9c',
    500: '#31c973',
    950: '#000000',
  },
}

SCSS

$custom: #31c973;
$custom-light: #80db9c;
$custom-dark: #000000;

JSON

{
  "hex": "#31c973",
  "rgb": {
    "r": 49,
    "g": 201,
    "b": 115
  },
  "hsl": {
    "h": 146.053,
    "s": 60.8,
    "l": 49.02
  },
  "oklch": {
    "l": 0.73899,
    "c": 0.17486,
    "h": 153
  },
  "luminance": 0.43664
}

Semantic roles & 50–950 ramp

primary

#31C973

secondary

#CF87B0

accent

#449EE4

background

#F8FDF9

surface

#F0FBF2

border

#CBD4CC

text

#0C150E

muted

#7D837E

Preview Lab

Preview with #31C973

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

Preview Lab → · Contrast checker → · Palette generator →