#331D18#331D18

#331D18 is a dark, muted red. Relative luminance 0.016; OKLCH L 25.8% C 0.036 H 33.5°. Best body text is #FFFFFF at 15.79:1 contrast (WCAG AA passes).

Color values

HEX	#331D18
RGB	rgb(51, 29, 24)
HSL	hsl(11, 36%, 15%)
HSV	hsv(11, 53%, 20%)
CMYK	cmyk(0%, 43.1%, 52.9%, 80%)
CIE-LAB	lab(13.52, 10.08, 7.95)
CIE-LCH	lch(13.52, 12.84, 38.26°)
OKLab	oklab(25.83% 0.0302 0.02)
OKLCH	oklch(25.83% 0.036 33.5)
XYZ	xyz(1.9696, 1.6486, 1.0785)
Luminance	0.0165 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#331D18 #182E33

analogous

#331821 #331D18 #332B18

triadic

#331D18 #18331D #1D1833

tetradic

#331D18 #213318 #182E33 #2B1833

square

#331D18 #213318 #182E33 #2B1833

split-complementary

#331D18 #18332B #182133

monochromatic

#150C0A #150C0A #331D18 #5D352C #864C3F

Accessibility & contrast

On white

15.79

#331D18 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.33

#331D18 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #331D18

15.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##331D18	#FFFFFF	#000000	##FFFFFF
##331D18	1.00	15.79	1.33	15.79
#FFFFFF	15.79	1.00	21.00	1.00
#000000	1.33	21.00	1.00	21.00
##FFFFFF	15.79	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#222018

Deuteranopia (green-blind)

#272418

Tritanopia (blue-blind)

#381A1C

Achromatopsia (no color)

#232323

Design tokens & code

CSS

--color: #331d18;
/* rgb */ color: rgb(51, 29, 24);
/* oklch */ color: oklch(25.8% 0.036 33.5);

Tailwind

colors: {
  custom: {
    50: '#6c5954',
    500: '#331d18',
    950: '#000000',
  },
}

SCSS

$custom: #331d18;
$custom-light: #6c5954;
$custom-dark: #000000;

JSON

{
  "hex": "#331d18",
  "rgb": {
    "r": 51,
    "g": 29,
    "b": 24
  },
  "hsl": {
    "h": 11.111,
    "s": 36,
    "l": 14.706
  },
  "oklch": {
    "l": 0.25832,
    "c": 0.03621,
    "h": 33.5
  },
  "luminance": 0.01648
}

Semantic roles & 50–950 ramp

primary

#331D18

secondary

#3E6168

accent

#B7CC5C

background

#F6F5F4

surface

#EBE9E7

border

#C6C5C3

text

#070302

muted

#7A7878

Preview Lab

Preview with #331D18

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

Preview Lab → · Contrast checker → · Palette generator →