#31831A#31831A

#31831A is a mid, vivid green. Relative luminance 0.170; OKLCH L 53.9% C 0.158 H 140.0°. Best body text is #FFFFFF at 4.78:1 contrast (WCAG AA passes).

Color values

HEX	#31831A
RGB	rgb(49, 131, 26)
HSL	hsl(107, 67%, 31%)
HSV	hsv(107, 80%, 51%)
CMYK	cmyk(62.6%, 0%, 80.2%, 48.6%)
CIE-LAB	lab(48.21, -44.16, 45.66)
CIE-LCH	lch(48.21, 63.52, 134.05°)
OKLab	oklab(53.9% -0.1213 0.1019)
OKLCH	oklch(53.9% 0.158 140)
XYZ	xyz(9.5689, 16.9593, 3.7463)
Luminance	0.1696 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31831A #6C1A83

analogous

#65831A #31831A #1A8337

triadic

#31831A #1A3183 #831A31

tetradic

#31831A #1A6583 #6C1A83 #83371A

square

#31831A #1A6583 #6C1A83 #83371A

split-complementary

#31831A #371A83 #831A65

monochromatic

#0B1D06 #1E5010 #31831A #44B624 #60D93F

Accessibility & contrast

On white

4.78

#31831A on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.39

#31831A on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #31831A

4.78:1 — WCAG AA (normal text) passes

Contrast matrix

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

#877700

Deuteranopia (green-blind)

#7D7026

Tritanopia (blue-blind)

#267E6F

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #31831a;
/* rgb */ color: rgb(49, 131, 26);
/* oklch */ color: oklch(53.9% 0.158 140.0);

Tailwind

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

SCSS

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

JSON

{
  "hex": "#31831a",
  "rgb": {
    "r": 49,
    "g": 131,
    "b": 26
  },
  "hsl": {
    "h": 106.857,
    "s": 66.879,
    "l": 30.784
  },
  "oklch": {
    "l": 0.53897,
    "c": 0.15838,
    "h": 140
  },
  "luminance": 0.1696
}

Semantic roles & 50–950 ramp

primary

#31831A

secondary

#9D42B7

accent

#3EEAC4

background

#F7FAF5

surface

#EDF4EA

border

#C8CEC6

text

#091005

muted

#7B7F79

Preview Lab

Preview with #31831A

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

Preview Lab → · Contrast checker → · Palette generator →