#31B247#31B247

#31B247 is a light, vivid green. Relative luminance 0.329; OKLCH L 67.2% C 0.184 H 145.8°. Best body text is #000000 at 7.59:1 contrast (WCAG AA passes).

Color values

HEX	#31B247
RGB	rgb(49, 178, 71)
HSL	hsl(130, 57%, 45%)
HSV	hsv(130, 72%, 70%)
CMYK	cmyk(72.5%, 0%, 60.1%, 30.2%)
CIE-LAB	lab(64.12, -56.49, 44.00)
CIE-LCH	lch(64.12, 71.61, 142.09°)
OKLab	oklab(67.19% -0.1524 0.1037)
OKLCH	oklch(67.19% 0.184 145.8)
XYZ	xyz(18.3231, 32.9466, 11.3537)
Luminance	0.3295 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31B247 #B2319C

analogous

#5BB231 #31B247 #31B288

triadic

#31B247 #4731B2 #B24731

tetradic

#31B247 #315BB2 #B2319C #B28831

square

#31B247 #315BB2 #B2319C #B28831

split-complementary

#31B247 #8831B2 #B2315B

monochromatic

#175221 #248234 #31B247 #51CF67 #81DC91

Accessibility & contrast

On white

2.77

#31B247 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.59

#31B247 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #31B247

7.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31B247	#FFFFFF	#000000	##000000
##31B247	1.00	2.77	7.59	7.59
#FFFFFF	2.77	1.00	21.00	21.00
#000000	7.59	21.00	1.00	1.00
##000000	7.59	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B5A23C

Deuteranopia (green-blind)

#A69750

Tritanopia (blue-blind)

#00AE9B

Achromatopsia (no color)

#9B9B9B

Design tokens & code

CSS

--color: #31b247;
/* rgb */ color: rgb(49, 178, 71);
/* oklch */ color: oklch(67.2% 0.184 145.8);

Tailwind

colors: {
  custom: {
    50: '#7cca7e',
    500: '#31b247',
    950: '#000000',
  },
}

SCSS

$custom: #31b247;
$custom-light: #7cca7e;
$custom-dark: #000000;

JSON

{
  "hex": "#31b247",
  "rgb": {
    "r": 49,
    "g": 178,
    "b": 71
  },
  "hsl": {
    "h": 130.233,
    "s": 56.828,
    "l": 44.51
  },
  "oklch": {
    "l": 0.67189,
    "c": 0.18436,
    "h": 145.8
  },
  "luminance": 0.32949
}

Semantic roles & 50–950 ramp

primary

#31B247

secondary

#C579B8

accent

#48C6E0

background

#F8FCF7

surface

#EFF9EE

border

#CAD2C9

text

#0B130A

muted

#7C827C

Preview Lab

Preview with #31B247

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

Preview Lab → · Contrast checker → · Palette generator →