#31BF57#31BF57

#31BF57 is a light, vivid green. Relative luminance 0.386; OKLCH L 70.8% C 0.187 H 147.8°. Best body text is #000000 at 8.72:1 contrast (WCAG AA passes).

Color values

HEX	#31BF57
RGB	rgb(49, 191, 87)
HSL	hsl(136, 59%, 47%)
HSV	hsv(136, 74%, 75%)
CMYK	cmyk(74.3%, 0%, 54.5%, 25.1%)
CIE-LAB	lab(68.46, -58.86, 41.58)
CIE-LCH	lch(68.46, 72.06, 144.76°)
OKLab	oklab(70.85% -0.1583 0.0996)
OKLCH	oklch(70.85% 0.187 147.8)
XYZ	xyz(21.6161, 38.6002, 15.3263)
Luminance	0.3860 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31BF57 #BF3199

analogous

#52BF31 #31BF57 #31BF9E

triadic

#31BF57 #5731BF #BF5731

tetradic

#31BF57 #3152BF #BF3199 #BF9E31

square

#31BF57 #3152BF #BF3199 #BF9E31

split-complementary

#31BF57 #9E31BF #BF3152

monochromatic

#185E2B #258E41 #31BF57 #59D47A #8AE1A1

Accessibility & contrast

On white

2.41

#31BF57 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.72

#31BF57 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #31BF57

8.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31BF57	#FFFFFF	#000000	##000000
##31BF57	1.00	2.41	8.72	8.72
#FFFFFF	2.41	1.00	21.00	21.00
#000000	8.72	21.00	1.00	1.00
##000000	8.72	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C1AE4D

Deuteranopia (green-blind)

#B1A25F

Tritanopia (blue-blind)

#00BBA8

Achromatopsia (no color)

#A7A7A7

Design tokens & code

CSS

--color: #31bf57;
/* rgb */ color: rgb(49, 191, 87);
/* oklch */ color: oklch(70.8% 0.187 147.8);

Tailwind

colors: {
  custom: {
    50: '#7ed389',
    500: '#31bf57',
    950: '#000000',
  },
}

SCSS

$custom: #31bf57;
$custom-light: #7ed389;
$custom-dark: #000000;

JSON

{
  "hex": "#31bf57",
  "rgb": {
    "r": 49,
    "g": 191,
    "b": 87
  },
  "hsl": {
    "h": 136.056,
    "s": 59.167,
    "l": 47.059
  },
  "oklch": {
    "l": 0.70845,
    "c": 0.18709,
    "h": 147.8
  },
  "luminance": 0.38603
}

Semantic roles & 50–950 ramp

primary

#31BF57

secondary

#CB81B7

accent

#45B8E2

background

#F8FDF8

surface

#F0FAF0

border

#CBD3CB

text

#0B140C

muted

#7C837D

Preview Lab

Preview with #31BF57

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

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