#31871F#31871F

#31871F is a mid, vivid green. Relative luminance 0.181; OKLCH L 55.0% C 0.160 H 140.6°. Best body text is #000000 at 4.62:1 contrast (WCAG AA passes).

Color values

HEX	#31871F
RGB	rgb(49, 135, 31)
HSL	hsl(110, 63%, 33%)
HSV	hsv(110, 77%, 53%)
CMYK	cmyk(63.7%, 0%, 77%, 47.1%)
CIE-LAB	lab(49.59, -45.29, 45.25)
CIE-LCH	lch(49.59, 64.02, 135.03°)
OKLab	oklab(55.05% -0.124 0.1018)
OKLCH	oklch(55.05% 0.16 140.6)
XYZ	xyz(10.1774, 18.0789, 4.2493)
Luminance	0.1808 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31871F #751F87

analogous

#65871F #31871F #1F8741

triadic

#31871F #1F3187 #871F31

tetradic

#31871F #1F6587 #751F87 #87411F

square

#31871F #1F6587 #751F87 #87411F

split-complementary

#31871F #411F87 #871F65

monochromatic

#0D2308 #1F5514 #31871F #43B92A #63D64B

Accessibility & contrast

On white

4.55

#31871F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.62

#31871F on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #31871F

4.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31871F	#FFFFFF	#000000	##000000
##31871F	1.00	4.55	4.62	4.62
#FFFFFF	4.55	1.00	21.00	21.00
#000000	4.62	21.00	1.00	1.00
##000000	4.62	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8B7A09

Deuteranopia (green-blind)

#80732A

Tritanopia (blue-blind)

#248373

Achromatopsia (no color)

#767676

Design tokens & code

CSS

--color: #31871f;
/* rgb */ color: rgb(49, 135, 31);
/* oklch */ color: oklch(55.0% 0.160 140.6);

Tailwind

colors: {
  custom: {
    50: '#75ab62',
    500: '#31871f',
    950: '#000000',
  },
}

SCSS

$custom: #31871f;
$custom-light: #75ab62;
$custom-dark: #000000;

JSON

{
  "hex": "#31871f",
  "rgb": {
    "r": 49,
    "g": 135,
    "b": 31
  },
  "hsl": {
    "h": 109.615,
    "s": 62.651,
    "l": 32.549
  },
  "oklch": {
    "l": 0.5505,
    "c": 0.16044,
    "h": 140.6
  },
  "luminance": 0.1808
}

Semantic roles & 50–950 ramp

primary

#31871F

secondary

#A54AB8

accent

#42E6C9

background

#F7FAF6

surface

#EEF4EB

border

#C9CEC6

text

#091005

muted

#7B7F7A

Preview Lab

Preview with #31871F

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

Preview Lab → · Contrast checker → · Palette generator →