#31A11B#31A11B

#31A11B is a light, vivid green. Relative luminance 0.262; OKLCH L 62.2% C 0.192 H 141.0°. Best body text is #000000 at 6.24:1 contrast (WCAG AA passes).

Color values

HEX	#31A11B
RGB	rgb(49, 161, 27)
HSL	hsl(110, 71%, 37%)
HSV	hsv(110, 83%, 63%)
CMYK	cmyk(69.6%, 0%, 83.2%, 36.9%)
CIE-LAB	lab(58.25, -54.66, 54.76)
CIE-LCH	lch(58.25, 77.37, 134.95°)
OKLab	oklab(62.22% -0.1495 0.1211)
OKLCH	oklch(62.22% 0.192 141)
XYZ	xyz(14.2086, 26.2203, 5.3489)
Luminance	0.2622 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31A11B #8B1BA1

analogous

#74A11B #31A11B #1BA148

triadic

#31A11B #1B31A1 #A11B31

tetradic

#31A11B #1B74A1 #8B1BA1 #A1481B

square

#31A11B #1B74A1 #8B1BA1 #A1481B

split-complementary

#31A11B #481BA1 #A11B74

monochromatic

#113809 #216D12 #31A11B #41D524 #6BE254

Accessibility & contrast

On white

3.36

#31A11B on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.24

#31A11B on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #31A11B

6.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31A11B	#FFFFFF	#000000	##000000
##31A11B	1.00	3.36	6.24	6.24
#FFFFFF	3.36	1.00	21.00	21.00
#000000	6.24	21.00	1.00	1.00
##000000	6.24	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A59100

Deuteranopia (green-blind)

#98892C

Tritanopia (blue-blind)

#189C89

Achromatopsia (no color)

#8C8C8C

Design tokens & code

CSS

--color: #31a11b;
/* rgb */ color: rgb(49, 161, 27);
/* oklch */ color: oklch(62.2% 0.192 141.0);

Tailwind

colors: {
  custom: {
    50: '#7abe65',
    500: '#31a11b',
    950: '#000000',
  },
}

SCSS

$custom: #31a11b;
$custom-light: #7abe65;
$custom-dark: #000000;

JSON

{
  "hex": "#31a11b",
  "rgb": {
    "r": 49,
    "g": 161,
    "b": 27
  },
  "hsl": {
    "h": 110.149,
    "s": 71.277,
    "l": 36.863
  },
  "oklch": {
    "l": 0.62215,
    "c": 0.19236,
    "h": 141
  },
  "luminance": 0.26222
}

Semantic roles & 50–950 ramp

primary

#31A11B

secondary

#B252C5

accent

#3AEED0

background

#F8FBF6

surface

#EFF7EB

border

#CAD0C6

text

#0B1206

muted

#7C817A

Preview Lab

Preview with #31A11B

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

Preview Lab → · Contrast checker → · Palette generator →