#31C757#31C757

#31C757 is a light, vivid green. Relative luminance 0.422; OKLCH L 72.9% C 0.197 H 147.3°. Best body text is #000000 at 9.44:1 contrast (WCAG AA passes).

Color values

HEX	#31C757
RGB	rgb(49, 199, 87)
HSL	hsl(135, 60%, 49%)
HSV	hsv(135, 75%, 78%)
CMYK	cmyk(75.4%, 0%, 56.3%, 22%)
CIE-LAB	lab(71.00, -61.58, 44.63)
CIE-LCH	lch(71.00, 76.05, 144.07°)
OKLab	oklab(72.95% -0.1657 0.1063)
OKLCH	oklch(72.95% 0.197 147.3)
XYZ	xyz(23.4086, 42.1852, 15.9238)
Luminance	0.4219 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31C757 #C731A1

analogous

#56C731 #31C757 #31C7A2

triadic

#31C757 #5731C7 #C75731

tetradic

#31C757 #3156C7 #C731A1 #C7A231

square

#31C757 #3156C7 #C731A1 #C7A231

split-complementary

#31C757 #A231C7 #C73156

monochromatic

#19652C #259642 #31C757 #5ED77D #8FE3A4

Accessibility & contrast

On white

2.23

#31C757 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.44

#31C757 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #31C757

9.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31C757	#FFFFFF	#000000	##000000
##31C757	1.00	2.23	9.44	9.44
#FFFFFF	2.23	1.00	21.00	21.00
#000000	9.44	21.00	1.00	1.00
##000000	9.44	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C9B54C

Deuteranopia (green-blind)

#B8A960

Tritanopia (blue-blind)

#00C3AE

Achromatopsia (no color)

#AEAEAE

Design tokens & code

CSS

--color: #31c757;
/* rgb */ color: rgb(49, 199, 87);
/* oklch */ color: oklch(72.9% 0.197 147.3);

Tailwind

colors: {
  custom: {
    50: '#80d989',
    500: '#31c757',
    950: '#000000',
  },
}

SCSS

$custom: #31c757;
$custom-light: #80d989;
$custom-dark: #000000;

JSON

{
  "hex": "#31c757",
  "rgb": {
    "r": 49,
    "g": 199,
    "b": 87
  },
  "hsl": {
    "h": 135.2,
    "s": 60.484,
    "l": 48.627
  },
  "oklch": {
    "l": 0.72947,
    "c": 0.19686,
    "h": 147.3
  },
  "luminance": 0.42188
}

Semantic roles & 50–950 ramp

primary

#31C757

secondary

#CE86BC

accent

#44BBE4

background

#F8FDF8

surface

#F0FBF0

border

#CBD4CB

text

#0C150C

muted

#7D837D

Preview Lab

Preview with #31C757

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

Preview Lab → · Contrast checker → · Palette generator →