#31831C#31831C

#31831C is a mid, vivid green. Relative luminance 0.170; OKLCH L 53.9% C 0.157 H 140.2°. Best body text is #FFFFFF at 4.78:1 contrast (WCAG AA passes).

Color values

HEX	#31831C
RGB	rgb(49, 131, 28)
HSL	hsl(108, 65%, 31%)
HSV	hsv(108, 79%, 51%)
CMYK	cmyk(62.6%, 0%, 78.6%, 48.6%)
CIE-LAB	lab(48.22, -44.02, 44.98)
CIE-LCH	lch(48.22, 62.94, 134.39°)
OKLab	oklab(53.91% -0.1208 0.1008)
OKLCH	oklch(53.91% 0.157 140.2)
XYZ	xyz(9.5921, 16.9685, 3.8681)
Luminance	0.1697 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31831C #6E1C83

analogous

#64831C #31831C #1C833A

triadic

#31831C #1C3183 #831C31

tetradic

#31831C #1C6483 #6E1C83 #833A1C

square

#31831C #1C6483 #6E1C83 #833A1C

split-complementary

#31831C #3A1C83 #831C64

monochromatic

#0B1E06 #1E5111 #31831C #44B527 #61D743

Accessibility & contrast

On white

4.78

#31831C on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.39

#31831C on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #31831C

4.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31831C	#FFFFFF	#000000	##FFFFFF
##31831C	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)

#877704

Deuteranopia (green-blind)

#7D7027

Tritanopia (blue-blind)

#267F70

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #31831c;
/* rgb */ color: rgb(49, 131, 28);
/* oklch */ color: oklch(53.9% 0.157 140.2);

Tailwind

colors: {
  custom: {
    50: '#74a860',
    500: '#31831c',
    950: '#000000',
  },
}

SCSS

$custom: #31831c;
$custom-light: #74a860;
$custom-dark: #000000;

JSON

{
  "hex": "#31831c",
  "rgb": {
    "r": 49,
    "g": 131,
    "b": 28
  },
  "hsl": {
    "h": 107.767,
    "s": 64.78,
    "l": 31.176
  },
  "oklch": {
    "l": 0.5391,
    "c": 0.1573,
    "h": 140.2
  },
  "luminance": 0.16969
}

Semantic roles & 50–950 ramp

primary

#31831C

secondary

#9F45B6

accent

#40E8C6

background

#F7FAF5

surface

#EDF4EA

border

#C8CEC6

text

#091005

muted

#7B7F79

Preview Lab

Preview with #31831C

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

Preview Lab → · Contrast checker → · Palette generator →