#31BF55#31BF55

#31BF55 is a light, vivid green. Relative luminance 0.386; OKLCH L 70.8% C 0.189 H 147.5°. Best body text is #000000 at 8.71:1 contrast (WCAG AA passes).

Color values

HEX	#31BF55
RGB	rgb(49, 191, 85)
HSL	hsl(135, 59%, 47%)
HSV	hsv(135, 74%, 75%)
CMYK	cmyk(74.3%, 0%, 55.5%, 25.1%)
CIE-LAB	lab(68.44, -59.13, 42.51)
CIE-LCH	lch(68.44, 72.83, 144.29°)
OKLab	oklab(70.82% -0.1591 0.1015)
OKLCH	oklch(70.82% 0.189 147.5)
XYZ	xyz(21.5355, 38.5680, 14.9020)
Luminance	0.3857 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31BF55 #BF319B

analogous

#54BF31 #31BF55 #31BF9C

triadic

#31BF55 #5531BF #BF5531

tetradic

#31BF55 #3154BF #BF319B #BF9C31

square

#31BF55 #3154BF #BF319B #BF9C31

split-complementary

#31BF55 #9C31BF #BF3154

monochromatic

#185E2A #258E3F #31BF55 #59D478 #8AE1A0

Accessibility & contrast

On white

2.41

#31BF55 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.71

#31BF55 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #31BF55

8.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31BF55	#FFFFFF	#000000	##000000
##31BF55	1.00	2.41	8.71	8.71
#FFFFFF	2.41	1.00	21.00	21.00
#000000	8.71	21.00	1.00	1.00
##000000	8.71	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C1AE4B

Deuteranopia (green-blind)

#B1A25D

Tritanopia (blue-blind)

#00BBA7

Achromatopsia (no color)

#A7A7A7

Design tokens & code

CSS

--color: #31bf55;
/* rgb */ color: rgb(49, 191, 85);
/* oklch */ color: oklch(70.8% 0.189 147.5);

Tailwind

colors: {
  custom: {
    50: '#7ed387',
    500: '#31bf55',
    950: '#000000',
  },
}

SCSS

$custom: #31bf55;
$custom-light: #7ed387;
$custom-dark: #000000;

JSON

{
  "hex": "#31bf55",
  "rgb": {
    "r": 49,
    "g": 191,
    "b": 85
  },
  "hsl": {
    "h": 135.211,
    "s": 59.167,
    "l": 47.059
  },
  "oklch": {
    "l": 0.70818,
    "c": 0.18877,
    "h": 147.5
  },
  "luminance": 0.3857
}

Semantic roles & 50–950 ramp

primary

#31BF55

secondary

#CB81B8

accent

#45BBE2

background

#F8FDF8

surface

#F0FAF0

border

#CBD3CB

text

#0B140B

muted

#7C837C

Preview Lab

Preview with #31BF55

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

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