#31B147#31B147

#31B147 is a light, vivid green. Relative luminance 0.326; OKLCH L 66.9% C 0.183 H 145.8°. Best body text is #000000 at 7.51:1 contrast (WCAG AA passes).

Color values

HEX	#31B147
RGB	rgb(49, 177, 71)
HSL	hsl(130, 57%, 44%)
HSV	hsv(130, 72%, 69%)
CMYK	cmyk(72.3%, 0%, 59.9%, 30.6%)
CIE-LAB	lab(63.80, -56.15, 43.62)
CIE-LCH	lch(63.80, 71.10, 142.16°)
OKLab	oklab(66.92% -0.1515 0.1029)
OKLCH	oklch(66.92% 0.183 145.8)
XYZ	xyz(18.1248, 32.5501, 11.2876)
Luminance	0.3255 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31B147 #B1319B

analogous

#5BB131 #31B147 #31B187

triadic

#31B147 #4731B1 #B14731

tetradic

#31B147 #315BB1 #B1319B #B18731

square

#31B147 #315BB1 #B1319B #B18731

split-complementary

#31B147 #8731B1 #B1315B

monochromatic

#165121 #248134 #31B147 #51CF66 #80DC90

Accessibility & contrast

On white

2.80

#31B147 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.51

#31B147 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #31B147

7.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31B147	#FFFFFF	#000000	##000000
##31B147	1.00	2.80	7.51	7.51
#FFFFFF	2.80	1.00	21.00	21.00
#000000	7.51	21.00	1.00	1.00
##000000	7.51	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B4A13C

Deuteranopia (green-blind)

#A59750

Tritanopia (blue-blind)

#00AD9A

Achromatopsia (no color)

#9B9B9B

Design tokens & code

CSS

--color: #31b147;
/* rgb */ color: rgb(49, 177, 71);
/* oklch */ color: oklch(66.9% 0.183 145.8);

Tailwind

colors: {
  custom: {
    50: '#7cc97e',
    500: '#31b147',
    950: '#000000',
  },
}

SCSS

$custom: #31b147;
$custom-light: #7cc97e;
$custom-dark: #000000;

JSON

{
  "hex": "#31b147",
  "rgb": {
    "r": 49,
    "g": 177,
    "b": 71
  },
  "hsl": {
    "h": 130.313,
    "s": 56.637,
    "l": 44.314
  },
  "oklch": {
    "l": 0.66922,
    "c": 0.18312,
    "h": 145.8
  },
  "luminance": 0.32552
}

Semantic roles & 50–950 ramp

primary

#31B147

secondary

#C579B8

accent

#48C6E0

background

#F8FCF7

surface

#EFF8EE

border

#CAD1C9

text

#0B130A

muted

#7C827C

Preview Lab

Preview with #31B147

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

Preview Lab → · Contrast checker → · Palette generator →