#371C1C#371C1C

#371C1C is a dark, muted red. Relative luminance 0.017; OKLCH L 26.4% C 0.043 H 20.3°. Best body text is #FFFFFF at 15.61:1 contrast (WCAG AA passes).

Color values

HEX	#371C1C
RGB	rgb(55, 28, 28)
HSL	hsl(0, 33%, 16%)
HSV	hsv(0, 49%, 22%)
CMYK	cmyk(0%, 49.1%, 49.1%, 78.4%)
CIE-LAB	lab(13.98, 13.27, 5.80)
CIE-LCH	lch(13.98, 14.48, 23.61°)
OKLab	oklab(26.35% 0.0401 0.0149)
OKLCH	oklch(26.35% 0.043 20.3)
XYZ	xyz(2.2005, 1.7268, 1.3158)
Luminance	0.0173 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#371C1C #1C3737

analogous

#371C2A #371C1C #372A1C

triadic

#371C1C #1C371C #1C1C37

tetradic

#371C1C #2A371C #1C3737 #2A1C37

square

#371C1C #2A371C #1C3737 #2A1C37

split-complementary

#371C1C #1C372A #1C2A37

monochromatic

#140A0A #140A0A #371C1C #603131 #884545

Accessibility & contrast

On white

15.61

#371C1C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.35

#371C1C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #371C1C

15.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##371C1C	#FFFFFF	#000000	##FFFFFF
##371C1C	1.00	15.61	1.35	15.61
#FFFFFF	15.61	1.00	21.00	1.00
#000000	1.35	21.00	1.00	21.00
##FFFFFF	15.61	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#22201C

Deuteranopia (green-blind)

#28261C

Tritanopia (blue-blind)

#3C191C

Achromatopsia (no color)

#242424

Design tokens & code

CSS

--color: #371c1c;
/* rgb */ color: rgb(55, 28, 28);
/* oklch */ color: oklch(26.4% 0.043 20.3);

Tailwind

colors: {
  custom: {
    50: '#6f5857',
    500: '#371c1c',
    950: '#000000',
  },
}

SCSS

$custom: #371c1c;
$custom-light: #6f5857;
$custom-dark: #000000;

JSON

{
  "hex": "#371c1c",
  "rgb": {
    "r": 55,
    "g": 28,
    "b": 28
  },
  "hsl": {
    "h": 0,
    "s": 32.53,
    "l": 16.275
  },
  "oklch": {
    "l": 0.26354,
    "c": 0.04271,
    "h": 20.3
  },
  "luminance": 0.01727
}

Semantic roles & 50–950 ramp

primary

#371C1C

secondary

#436B6B

accent

#C9C95F

background

#F6F5F5

surface

#ECE9E9

border

#C7C5C5

text

#070303

muted

#7A7878

Preview Lab

Preview with #371C1C

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

Preview Lab → · Contrast checker → · Palette generator →