#31B136#31B136

#31B136 is a light, vivid green. Relative luminance 0.324; OKLCH L 66.7% C 0.196 H 143.5°. Best body text is #000000 at 7.47:1 contrast (WCAG AA passes).

Color values

HEX	#31B136
RGB	rgb(49, 177, 54)
HSL	hsl(122, 57%, 44%)
HSV	hsv(122, 72%, 69%)
CMYK	cmyk(72.3%, 0%, 69.5%, 30.6%)
CIE-LAB	lab(63.64, -58.00, 50.82)
CIE-LCH	lch(63.64, 77.12, 138.77°)
OKLab	oklab(66.74% -0.1572 0.1165)
OKLCH	oklch(66.74% 0.196 143.5)
XYZ	xyz(17.6535, 32.3616, 8.8054)
Luminance	0.3236 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31B136 #B131AC

analogous

#6CB131 #31B136 #31B176

triadic

#31B136 #3631B1 #B13631

tetradic

#31B136 #316CB1 #B131AC #B17631

square

#31B136 #316CB1 #B131AC #B17631

split-complementary

#31B136 #7631B1 #B1316C

monochromatic

#165119 #248127 #31B136 #51CF55 #80DC84

Accessibility & contrast

On white

2.81

#31B136 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.47

#31B136 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #31B136

7.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31B136	#FFFFFF	#000000	##000000
##31B136	1.00	2.81	7.47	7.47
#FFFFFF	2.81	1.00	21.00	21.00
#000000	7.47	21.00	1.00	1.00
##000000	7.47	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B5A024

Deuteranopia (green-blind)

#A69642

Tritanopia (blue-blind)

#00AC98

Achromatopsia (no color)

#9A9A9A

Design tokens & code

CSS

--color: #31b136;
/* rgb */ color: rgb(49, 177, 54);
/* oklch */ color: oklch(66.7% 0.196 143.5);

Tailwind

colors: {
  custom: {
    50: '#7dc974',
    500: '#31b136',
    950: '#000000',
  },
}

SCSS

$custom: #31b136;
$custom-light: #7dc974;
$custom-dark: #000000;

JSON

{
  "hex": "#31b136",
  "rgb": {
    "r": 49,
    "g": 177,
    "b": 54
  },
  "hsl": {
    "h": 122.344,
    "s": 56.637,
    "l": 44.314
  },
  "oklch": {
    "l": 0.66744,
    "c": 0.19566,
    "h": 143.5
  },
  "luminance": 0.32364
}

Semantic roles & 50–950 ramp

primary

#31B136

secondary

#C579C2

accent

#48DAE0

background

#F8FCF7

surface

#EFF8ED

border

#CAD1C8

text

#0B1308

muted

#7C827B

Preview Lab

Preview with #31B136

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

Preview Lab → · Contrast checker → · Palette generator →