#55231B#55231B

#55231B is a dark, moderate red. Relative luminance 0.032; OKLCH L 32.6% C 0.076 H 30.9°. Best body text is #FFFFFF at 12.79:1 contrast (WCAG AA passes).

Color values

HEX	#55231B
RGB	rgb(85, 35, 27)
HSL	hsl(8, 52%, 22%)
HSV	hsv(8, 68%, 33%)
CMYK	cmyk(0%, 58.8%, 68.2%, 66.7%)
CIE-LAB	lab(20.88, 22.54, 16.53)
CIE-LCH	lch(20.88, 27.95, 36.26°)
OKLab	oklab(32.65% 0.0656 0.0393)
OKLCH	oklch(32.65% 0.076 30.9)
XYZ	xyz(4.5456, 3.2130, 1.4175)
Luminance	0.0321 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#55231B #1B4D55

analogous

#551B30 #55231B #55401B

triadic

#55231B #1B5523 #231B55

tetradic

#55231B #30551B #1B4D55 #401B55

square

#55231B #30551B #1B4D55 #401B55

split-complementary

#55231B #1B5540 #1B3055

monochromatic

#170A07 #27100C #55231B #83362A #B24939

Accessibility & contrast

On white

12.79

#55231B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.64

#55231B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #55231B

12.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##55231B	#FFFFFF	#000000	##FFFFFF
##55231B	1.00	12.79	1.64	12.79
#FFFFFF	12.79	1.00	21.00	1.00
#000000	1.64	21.00	1.00	21.00
##FFFFFF	12.79	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#302C1A

Deuteranopia (green-blind)

#3C361A

Tritanopia (blue-blind)

#5E1A21

Achromatopsia (no color)

#323232

Design tokens & code

CSS

--color: #55231b;
/* rgb */ color: rgb(85, 35, 27);
/* oklch */ color: oklch(32.6% 0.076 30.9);

Tailwind

colors: {
  custom: {
    50: '#895f57',
    500: '#55231b',
    950: '#000000',
  },
}

SCSS

$custom: #55231b;
$custom-light: #895f57;
$custom-dark: #000000;

JSON

{
  "hex": "#55231b",
  "rgb": {
    "r": 85,
    "g": 35,
    "b": 27
  },
  "hsl": {
    "h": 8.276,
    "s": 51.786,
    "l": 21.961
  },
  "oklch": {
    "l": 0.32647,
    "c": 0.07645,
    "h": 30.9
  },
  "luminance": 0.03212
}

Semantic roles & 50–950 ramp

primary

#55231B

secondary

#41818B

accent

#C8DB4D

background

#F8F5F5

surface

#F0E9E9

border

#CBC5C5

text

#0C0503

muted

#7D7978

Preview Lab

Preview with #55231B

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

Preview Lab → · Contrast checker → · Palette generator →