#31831D#31831D

#31831D is a mid, vivid green. Relative luminance 0.170; OKLCH L 53.9% C 0.157 H 140.3°. Best body text is #FFFFFF at 4.78:1 contrast (WCAG AA passes).

Color values

HEX	#31831D
RGB	rgb(49, 131, 29)
HSL	hsl(108, 64%, 31%)
HSV	hsv(108, 78%, 51%)
CMYK	cmyk(62.6%, 0%, 77.9%, 48.6%)
CIE-LAB	lab(48.23, -43.95, 44.63)
CIE-LCH	lch(48.23, 62.64, 134.56°)
OKLab	oklab(53.92% -0.1205 0.1002)
OKLCH	oklch(53.92% 0.157 140.3)
XYZ	xyz(9.6042, 16.9734, 3.9322)
Luminance	0.1697 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31831D #6F1D83

analogous

#64831D #31831D #1D833C

triadic

#31831D #1D3183 #831D31

tetradic

#31831D #1D6483 #6F1D83 #833C1D

square

#31831D #1D6483 #6F1D83 #833C1D

split-complementary

#31831D #3C1D83 #831D64

monochromatic

#0C1F07 #1E5112 #31831D #44B528 #61D645

Accessibility & contrast

On white

4.78

#31831D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.39

#31831D on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #31831D

4.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31831D	#FFFFFF	#000000	##FFFFFF
##31831D	1.00	4.78	4.39	4.78
#FFFFFF	4.78	1.00	21.00	1.00
#000000	4.39	21.00	1.00	21.00
##FFFFFF	4.78	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#877706

Deuteranopia (green-blind)

#7D7028

Tritanopia (blue-blind)

#267F70

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #31831d;
/* rgb */ color: rgb(49, 131, 29);
/* oklch */ color: oklch(53.9% 0.157 140.3);

Tailwind

colors: {
  custom: {
    50: '#74a861',
    500: '#31831d',
    950: '#000000',
  },
}

SCSS

$custom: #31831d;
$custom-light: #74a861;
$custom-dark: #000000;

JSON

{
  "hex": "#31831d",
  "rgb": {
    "r": 49,
    "g": 131,
    "b": 29
  },
  "hsl": {
    "h": 108.235,
    "s": 63.75,
    "l": 31.373
  },
  "oklch": {
    "l": 0.53917,
    "c": 0.15673,
    "h": 140.3
  },
  "luminance": 0.16974
}

Semantic roles & 50–950 ramp

primary

#31831D

secondary

#A046B6

accent

#41E7C6

background

#F7FAF6

surface

#EDF4EB

border

#C8CEC6

text

#091005

muted

#7B7F7A

Preview Lab

Preview with #31831D

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

Preview Lab → · Contrast checker → · Palette generator →