#552121#552121

#552121 is a dark, moderate red. Relative luminance 0.031; OKLCH L 32.4% C 0.078 H 22.4°. Best body text is #FFFFFF at 12.92:1 contrast (WCAG AA passes).

Color values

HEX	#552121
RGB	rgb(85, 33, 33)
HSL	hsl(0, 44%, 23%)
HSV	hsv(0, 61%, 33%)
CMYK	cmyk(0%, 61.2%, 61.2%, 66.7%)
CIE-LAB	lab(20.55, 24.19, 12.06)
CIE-LCH	lch(20.55, 27.02, 26.50°)
OKLab	oklab(32.44% 0.0719 0.0296)
OKLCH	oklch(32.44% 0.078 22.4)
XYZ	xyz(4.5651, 3.1294, 1.8022)
Luminance	0.0313 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#552121 #215555

analogous

#55213B #552121 #553B21

triadic

#552121 #215521 #212155

tetradic

#552121 #3B5521 #215555 #3B2155

square

#552121 #3B5521 #215555 #3B2155

split-complementary

#552121 #21553B #213B55

monochromatic

#160909 #291010 #552121 #813232 #AD4343

Accessibility & contrast

On white

12.92

#552121 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.63

#552121 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #552121

12.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##552121	#FFFFFF	#000000	##FFFFFF
##552121	1.00	12.92	1.63	12.92
#FFFFFF	12.92	1.00	21.00	1.00
#000000	1.63	21.00	1.00	21.00
##FFFFFF	12.92	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2D2B21

Deuteranopia (green-blind)

#3A3620

Tritanopia (blue-blind)

#5D1821

Achromatopsia (no color)

#313131

Design tokens & code

CSS

--color: #552121;
/* rgb */ color: rgb(85, 33, 33);
/* oklch */ color: oklch(32.4% 0.078 22.4);

Tailwind

colors: {
  custom: {
    50: '#895e5c',
    500: '#552121',
    950: '#000000',
  },
}

SCSS

$custom: #552121;
$custom-light: #895e5c;
$custom-dark: #000000;

JSON

{
  "hex": "#552121",
  "rgb": {
    "r": 85,
    "g": 33,
    "b": 33
  },
  "hsl": {
    "h": 0,
    "s": 44.068,
    "l": 23.137
  },
  "oklch": {
    "l": 0.32441,
    "c": 0.07777,
    "h": 22.4
  },
  "luminance": 0.03129
}

Semantic roles & 50–950 ramp

primary

#552121

secondary

#498989

accent

#D4D454

background

#F8F5F5

surface

#F0E9E9

border

#CBC5C5

text

#0C0404

muted

#7D7979

Preview Lab

Preview with #552121

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

Preview Lab → · Contrast checker → · Palette generator →