#55111B#55111B

#55111B is a dark, moderate red. Relative luminance 0.024; OKLCH L 30.1% C 0.099 H 17.5°. Best body text is #FFFFFF at 14.17:1 contrast (WCAG AA passes).

Color values

HEX	#55111B
RGB	rgb(85, 17, 27)
HSL	hsl(351, 67%, 20%)
HSV	hsv(351, 80%, 33%)
CMYK	cmyk(0%, 80%, 68.2%, 66.7%)
CIE-LAB	lab(17.52, 31.53, 12.26)
CIE-LCH	lch(17.52, 33.83, 21.25°)
OKLab	oklab(30.12% 0.094 0.0296)
OKLCH	oklch(30.12% 0.099 17.5)
XYZ	xyz(4.1450, 2.4119, 1.2840)
Luminance	0.0241 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#55111B #11554B

analogous

#55113D #55111B #552911

triadic

#55111B #1B5511 #111B55

tetradic

#55111B #3D5511 #11554B #291155

square

#55111B #3D5511 #11554B #291155

split-complementary

#55111B #115529 #113D55

monochromatic

#1A0508 #22070B #55111B #881B2B #BB253B

Accessibility & contrast

On white

14.17

#55111B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.48

#55111B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #55111B

14.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##55111B	#FFFFFF	#000000	##FFFFFF
##55111B	1.00	14.17	1.48	14.17
#FFFFFF	14.17	1.00	21.00	1.00
#000000	1.48	21.00	1.00	21.00
##FFFFFF	14.17	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#24221B

Deuteranopia (green-blind)

#353019

Tritanopia (blue-blind)

#5E0015

Achromatopsia (no color)

#2B2B2B

Design tokens & code

CSS

--color: #55111b;
/* rgb */ color: rgb(85, 17, 27);
/* oklch */ color: oklch(30.1% 0.099 17.5);

Tailwind

colors: {
  custom: {
    50: '#8a5557',
    500: '#55111b',
    950: '#000000',
  },
}

SCSS

$custom: #55111b;
$custom-light: #8a5557;
$custom-dark: #000000;

JSON

{
  "hex": "#55111b",
  "rgb": {
    "r": 85,
    "g": 17,
    "b": 27
  },
  "hsl": {
    "h": 351.176,
    "s": 66.667,
    "l": 20
  },
  "oklch": {
    "l": 0.30123,
    "c": 0.09854,
    "h": 17.5
  },
  "luminance": 0.02411
}

Semantic roles & 50–950 ramp

primary

#55111B

secondary

#348E81

accent

#EAD03E

background

#F8F5F5

surface

#F0E9E9

border

#CBC5C5

text

#0D0303

muted

#7D7878

Preview Lab

Preview with #55111B

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

Preview Lab → · Contrast checker → · Palette generator →