#331C1C#331C1C

#331C1C is a dark, muted red. Relative luminance 0.016; OKLCH L 25.7% C 0.037 H 19.9°. Best body text is #FFFFFF at 15.87:1 contrast (WCAG AA passes).

Color values

HEX	#331C1C
RGB	rgb(51, 28, 28)
HSL	hsl(0, 29%, 15%)
HSV	hsv(0, 45%, 20%)
CMYK	cmyk(0%, 45.1%, 45.1%, 80%)
CIE-LAB	lab(13.34, 11.34, 4.81)
CIE-LCH	lch(13.34, 12.32, 22.97°)
OKLab	oklab(25.73% 0.0343 0.0124)
OKLCH	oklch(25.73% 0.037 19.9)
XYZ	xyz(1.9902, 1.6183, 1.3059)
Luminance	0.0162 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#331C1C #1C3333

analogous

#331C27 #331C1C #33271C

triadic

#331C1C #1C331C #1C1C33

tetradic

#331C1C #27331C #1C3333 #271C33

square

#331C1C #27331C #1C3333 #271C33

split-complementary

#331C1C #1C3327 #1C2733

monochromatic

#140B0B #140B0B #331C1C #5B3232 #824747

Accessibility & contrast

On white

15.87

#331C1C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.32

#331C1C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #331C1C

15.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##331C1C	#FFFFFF	#000000	##FFFFFF
##331C1C	1.00	15.87	1.32	15.87
#FFFFFF	15.87	1.00	21.00	1.00
#000000	1.32	21.00	1.00	21.00
##FFFFFF	15.87	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#21201C

Deuteranopia (green-blind)

#26241C

Tritanopia (blue-blind)

#37191C

Achromatopsia (no color)

#222222

Design tokens & code

CSS

--color: #331c1c;
/* rgb */ color: rgb(51, 28, 28);
/* oklch */ color: oklch(25.7% 0.037 19.9);

Tailwind

colors: {
  custom: {
    50: '#6c5857',
    500: '#331c1c',
    950: '#000000',
  },
}

SCSS

$custom: #331c1c;
$custom-light: #6c5857;
$custom-dark: #000000;

JSON

{
  "hex": "#331c1c",
  "rgb": {
    "r": 51,
    "g": 28,
    "b": 28
  },
  "hsl": {
    "h": 0,
    "s": 29.114,
    "l": 15.49
  },
  "oklch": {
    "l": 0.25727,
    "c": 0.03651,
    "h": 19.9
  },
  "luminance": 0.01618
}

Semantic roles & 50–950 ramp

primary

#331C1C

secondary

#446767

accent

#C5C562

background

#F6F5F5

surface

#EBE9E9

border

#C6C5C5

text

#070303

muted

#7A7878

Preview Lab

Preview with #331C1C

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

Preview Lab → · Contrast checker → · Palette generator →