#31BB63#31BB63

#31BB63 is a light, vivid green. Relative luminance 0.371; OKLCH L 70.0% C 0.171 H 150.7°. Best body text is #000000 at 8.42:1 contrast (WCAG AA passes).

Color values

HEX	#31BB63
RGB	rgb(49, 187, 99)
HSL	hsl(142, 58%, 46%)
HSV	hsv(142, 74%, 73%)
CMYK	cmyk(73.8%, 0%, 47.1%, 26.7%)
CIE-LAB	lab(67.35, -55.61, 34.26)
CIE-LCH	lch(67.35, 65.31, 148.36°)
OKLab	oklab(69.97% -0.1496 0.0838)
OKLCH	oklch(69.97% 0.171 150.7)
XYZ	xyz(21.2873, 37.0920, 17.8395)
Luminance	0.3709 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31BB63 #BB3189

analogous

#44BB31 #31BB63 #31BBA8

triadic

#31BB63 #6331BB #BB6331

tetradic

#31BB63 #3144BB #BB3189 #BBA831

square

#31BB63 #3144BB #BB3189 #BBA831

split-complementary

#31BB63 #A831BB #BB3144

monochromatic

#185A30 #248B49 #31BB63 #56D383 #87E0A7

Accessibility & contrast

On white

2.49

#31BB63 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.42

#31BB63 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #31BB63

8.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31BB63	#FFFFFF	#000000	##000000
##31BB63	1.00	2.49	8.42	8.42
#FFFFFF	2.49	1.00	21.00	21.00
#000000	8.42	21.00	1.00	1.00
##000000	8.42	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BCAB5C

Deuteranopia (green-blind)

#AC9F69

Tritanopia (blue-blind)

#00B8A6

Achromatopsia (no color)

#A4A4A4

Design tokens & code

CSS

--color: #31bb63;
/* rgb */ color: rgb(49, 187, 99);
/* oklch */ color: oklch(70.0% 0.171 150.7);

Tailwind

colors: {
  custom: {
    50: '#7dd191',
    500: '#31bb63',
    950: '#000000',
  },
}

SCSS

$custom: #31bb63;
$custom-light: #7dd191;
$custom-dark: #000000;

JSON

{
  "hex": "#31bb63",
  "rgb": {
    "r": 49,
    "g": 187,
    "b": 99
  },
  "hsl": {
    "h": 141.739,
    "s": 58.475,
    "l": 46.275
  },
  "oklch": {
    "l": 0.69974,
    "c": 0.17144,
    "h": 150.7
  },
  "luminance": 0.37094
}

Semantic roles & 50–950 ramp

primary

#31BB63

secondary

#C97FAE

accent

#46A9E2

background

#F8FCF8

surface

#EFF9F0

border

#CAD2CB

text

#0B140D

muted

#7C827D

Preview Lab

Preview with #31BB63

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

Preview Lab → · Contrast checker → · Palette generator →