#31A657#31A657

#31A657 is a light, vivid green. Relative luminance 0.286; OKLCH L 64.2% C 0.155 H 150.0°. Best body text is #000000 at 6.72:1 contrast (WCAG AA passes).

Color values

HEX	#31A657
RGB	rgb(49, 166, 87)
HSL	hsl(139, 54%, 42%)
HSV	hsv(139, 70%, 65%)
CMYK	cmyk(70.5%, 0%, 47.6%, 34.9%)
CIE-LAB	lab(60.44, -49.86, 31.66)
CIE-LCH	lch(60.44, 59.07, 147.58°)
OKLab	oklab(64.21% -0.1343 0.0774)
OKLCH	oklch(64.21% 0.155 150)
XYZ	xyz(16.6218, 28.6117, 13.6616)
Luminance	0.2861 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31A657 #A63180

analogous

#46A631 #31A657 #31A692

triadic

#31A657 #5731A6 #A65731

tetradic

#31A657 #3146A6 #A63180 #A69231

square

#31A657 #3146A6 #A63180 #A69231

split-complementary

#31A657 #9231A6 #A63146

monochromatic

#154725 #23773E #31A657 #4ACA74 #7AD898

Accessibility & contrast

On white

3.12

#31A657 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.72

#31A657 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #31A657

6.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31A657	#FFFFFF	#000000	##000000
##31A657	1.00	3.12	6.72	6.72
#FFFFFF	3.12	1.00	21.00	21.00
#000000	6.72	21.00	1.00	1.00
##000000	6.72	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A79851

Deuteranopia (green-blind)

#998E5D

Tritanopia (blue-blind)

#00A393

Achromatopsia (no color)

#929292

Design tokens & code

CSS

--color: #31a657;
/* rgb */ color: rgb(49, 166, 87);
/* oklch */ color: oklch(64.2% 0.155 150.0);

Tailwind

colors: {
  custom: {
    50: '#79c188',
    500: '#31a657',
    950: '#000000',
  },
}

SCSS

$custom: #31a657;
$custom-light: #79c188;
$custom-dark: #000000;

JSON

{
  "hex": "#31a657",
  "rgb": {
    "r": 49,
    "g": 166,
    "b": 87
  },
  "hsl": {
    "h": 139.487,
    "s": 54.419,
    "l": 42.157
  },
  "oklch": {
    "l": 0.6421,
    "c": 0.15498,
    "h": 150
  },
  "luminance": 0.28614
}

Semantic roles & 50–950 ramp

primary

#31A657

secondary

#C073A7

accent

#4AAEDE

background

#F7FCF8

surface

#EEF8F0

border

#C9D1CB

text

#0A120B

muted

#7C817C

Preview Lab

Preview with #31A657

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

Preview Lab → · Contrast checker → · Palette generator →