#31BC57#31BC57

#31BC57 is a light, vivid green. Relative luminance 0.373; OKLCH L 70.1% C 0.183 H 148.0°. Best body text is #000000 at 8.46:1 contrast (WCAG AA passes).

Color values

HEX	#31BC57
RGB	rgb(49, 188, 87)
HSL	hsl(136, 59%, 46%)
HSV	hsv(136, 74%, 74%)
CMYK	cmyk(73.9%, 0%, 53.7%, 26.3%)
CIE-LAB	lab(67.51, -57.82, 40.43)
CIE-LCH	lch(67.51, 70.55, 145.04°)
OKLab	oklab(70.05% -0.1555 0.0971)
OKLCH	oklch(70.05% 0.183 148)
XYZ	xyz(20.9685, 37.3051, 15.1105)
Luminance	0.3731 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31BC57 #BC3196

analogous

#51BC31 #31BC57 #31BC9D

triadic

#31BC57 #5731BC #BC5731

tetradic

#31BC57 #3151BC #BC3196 #BC9D31

square

#31BC57 #3151BC #BC3196 #BC9D31

split-complementary

#31BC57 #9D31BC #BC3151

monochromatic

#185B2A #248B41 #31BC57 #57D379 #88E0A0

Accessibility & contrast

On white

2.48

#31BC57 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.46

#31BC57 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #31BC57

8.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31BC57	#FFFFFF	#000000	##000000
##31BC57	1.00	2.48	8.46	8.46
#FFFFFF	2.48	1.00	21.00	21.00
#000000	8.46	21.00	1.00	1.00
##000000	8.46	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BEAB4E

Deuteranopia (green-blind)

#AEA05F

Tritanopia (blue-blind)

#00B8A5

Achromatopsia (no color)

#A4A4A4

Design tokens & code

CSS

--color: #31bc57;
/* rgb */ color: rgb(49, 188, 87);
/* oklch */ color: oklch(70.1% 0.183 148.0);

Tailwind

colors: {
  custom: {
    50: '#7ed189',
    500: '#31bc57',
    950: '#000000',
  },
}

SCSS

$custom: #31bc57;
$custom-light: #7ed189;
$custom-dark: #000000;

JSON

{
  "hex": "#31bc57",
  "rgb": {
    "r": 49,
    "g": 188,
    "b": 87
  },
  "hsl": {
    "h": 136.403,
    "s": 58.65,
    "l": 46.471
  },
  "oklch": {
    "l": 0.70054,
    "c": 0.18335,
    "h": 148
  },
  "luminance": 0.37308
}

Semantic roles & 50–950 ramp

primary

#31BC57

secondary

#CA7FB5

accent

#46B7E2

background

#F8FDF8

surface

#EFFAF0

border

#CAD3CB

text

#0B140C

muted

#7C837D

Preview Lab

Preview with #31BC57

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

Preview Lab → · Contrast checker → · Palette generator →