#331D1C#331D1C

#331D1C is a dark, muted red. Relative luminance 0.017; OKLCH L 25.9% C 0.035 H 22.6°. Best body text is #FFFFFF at 15.75:1 contrast (WCAG AA passes).

Color values

HEX	#331D1C
RGB	rgb(51, 29, 28)
HSL	hsl(3, 29%, 15%)
HSV	hsv(3, 45%, 20%)
CMYK	cmyk(0%, 43.1%, 45.1%, 80%)
CIE-LAB	lab(13.63, 10.65, 5.21)
CIE-LCH	lch(13.63, 11.86, 26.07°)
OKLab	oklab(25.95% 0.0323 0.0134)
OKLCH	oklch(25.95% 0.035 22.6)
XYZ	xyz(2.0143, 1.6665, 1.3140)
Luminance	0.0167 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#331D1C #1C3233

analogous

#331C26 #331D1C #33281C

triadic

#331D1C #1C331D #1D1C33

tetradic

#331D1C #26331C #1C3233 #281C33

square

#331D1C #26331C #1C3233 #281C33

split-complementary

#331D1C #1C3328 #1C2633

monochromatic

#140B0B #140B0B #331D1C #5B3332 #824A47

Accessibility & contrast

On white

15.75

#331D1C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.33

#331D1C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #331D1C

15.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##331D1C	#FFFFFF	#000000	##FFFFFF
##331D1C	1.00	15.75	1.33	15.75
#FFFFFF	15.75	1.00	21.00	1.00
#000000	1.33	21.00	1.00	21.00
##FFFFFF	15.75	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#21201C

Deuteranopia (green-blind)

#27251C

Tritanopia (blue-blind)

#371A1D

Achromatopsia (no color)

#232323

Design tokens & code

CSS

--color: #331d1c;
/* rgb */ color: rgb(51, 29, 28);
/* oklch */ color: oklch(25.9% 0.035 22.6);

Tailwind

colors: {
  custom: {
    50: '#6c5957',
    500: '#331d1c',
    950: '#000000',
  },
}

SCSS

$custom: #331d1c;
$custom-light: #6c5957;
$custom-dark: #000000;

JSON

{
  "hex": "#331d1c",
  "rgb": {
    "r": 51,
    "g": 29,
    "b": 28
  },
  "hsl": {
    "h": 2.609,
    "s": 29.114,
    "l": 15.49
  },
  "oklch": {
    "l": 0.25949,
    "c": 0.03493,
    "h": 22.6
  },
  "luminance": 0.01666
}

Semantic roles & 50–950 ramp

primary

#331D1C

secondary

#446567

accent

#C1C562

background

#F6F5F5

surface

#EBE9E9

border

#C6C5C5

text

#070303

muted

#7A7878

Preview Lab

Preview with #331D1C

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

Preview Lab → · Contrast checker → · Palette generator →