#331F1C#331F1C

#331F1C is a dark, muted red. Relative luminance 0.018; OKLCH L 26.4% C 0.032 H 28.8°. Best body text is #FFFFFF at 15.51:1 contrast (WCAG AA passes).

Color values

HEX	#331F1C
RGB	rgb(51, 31, 28)
HSL	hsl(8, 29%, 15%)
HSV	hsv(8, 45%, 20%)
CMYK	cmyk(0%, 39.2%, 45.1%, 80%)
CIE-LAB	lab(14.22, 9.26, 6.03)
CIE-LCH	lch(14.22, 11.05, 33.06°)
OKLab	oklab(26.4% 0.0281 0.0154)
OKLCH	oklch(26.4% 0.032 28.8)
XYZ	xyz(2.0649, 1.7678, 1.3308)
Luminance	0.0177 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#331F1C #1C3033

analogous

#331C24 #331F1C #332A1C

triadic

#331F1C #1C331F #1F1C33

tetradic

#331F1C #24331C #1C3033 #2A1C33

square

#331F1C #24331C #1C3033 #2A1C33

split-complementary

#331F1C #1C332A #1C2433

monochromatic

#140C0B #140C0B #331F1C #5B3732 #824F47

Accessibility & contrast

On white

15.51

#331F1C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.35

#331F1C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #331F1C

15.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##331F1C	#FFFFFF	#000000	##FFFFFF
##331F1C	1.00	15.51	1.35	15.51
#FFFFFF	15.51	1.00	21.00	1.00
#000000	1.35	21.00	1.00	21.00
##FFFFFF	15.51	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#23221C

Deuteranopia (green-blind)

#28261C

Tritanopia (blue-blind)

#371C1E

Achromatopsia (no color)

#242424

Design tokens & code

CSS

--color: #331f1c;
/* rgb */ color: rgb(51, 31, 28);
/* oklch */ color: oklch(26.4% 0.032 28.8);

Tailwind

colors: {
  custom: {
    50: '#6c5a58',
    500: '#331f1c',
    950: '#000000',
  },
}

SCSS

$custom: #331f1c;
$custom-light: #6c5a58;
$custom-dark: #000000;

JSON

{
  "hex": "#331f1c",
  "rgb": {
    "r": 51,
    "g": 31,
    "b": 28
  },
  "hsl": {
    "h": 7.826,
    "s": 29.114,
    "l": 15.49
  },
  "oklch": {
    "l": 0.26401,
    "c": 0.03203,
    "h": 28.8
  },
  "luminance": 0.01768
}

Semantic roles & 50–950 ramp

primary

#331F1C

secondary

#446267

accent

#B8C562

background

#F6F5F5

surface

#EBE9E9

border

#C6C5C5

text

#070403

muted

#7A7978

Preview Lab

Preview with #331F1C

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

Preview Lab → · Contrast checker → · Palette generator →