#55171C#55171C

#55171C is a dark, moderate red. Relative luminance 0.026; OKLCH L 30.9% C 0.091 H 19.8°. Best body text is #FFFFFF at 13.77:1 contrast (WCAG AA passes).

Color values

HEX	#55171C
RGB	rgb(85, 23, 28)
HSL	hsl(355, 57%, 21%)
HSV	hsv(355, 73%, 33%)
CMYK	cmyk(0%, 72.9%, 67.1%, 66.7%)
CIE-LAB	lab(18.49, 28.98, 12.82)
CIE-LCH	lch(18.49, 31.69, 23.86°)
OKLab	oklab(30.86% 0.0861 0.031)
OKLCH	oklch(30.86% 0.091 19.8)
XYZ	xyz(4.2627, 2.6285, 1.3813)
Luminance	0.0263 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#55171C #175550

analogous

#55173B #55171C #553117

triadic

#55171C #1C5517 #171C55

tetradic

#55171C #3B5517 #175550 #311755

square

#55171C #3B5517 #175550 #311755

split-complementary

#55171C #175531 #173B55

monochromatic

#180708 #250A0C #55171C #85242C #B5313C

Accessibility & contrast

On white

13.77

#55171C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.53

#55171C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #55171C

13.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##55171C	#FFFFFF	#000000	##FFFFFF
##55171C	1.00	13.77	1.53	13.77
#FFFFFF	13.77	1.00	21.00	1.00
#000000	1.53	21.00	1.00	21.00
##FFFFFF	13.77	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#27251C

Deuteranopia (green-blind)

#37321A

Tritanopia (blue-blind)

#5E0819

Achromatopsia (no color)

#2D2D2D

Design tokens & code

CSS

--color: #55171c;
/* rgb */ color: rgb(85, 23, 28);
/* oklch */ color: oklch(30.9% 0.091 19.8);

Tailwind

colors: {
  custom: {
    50: '#8a5857',
    500: '#55171c',
    950: '#000000',
  },
}

SCSS

$custom: #55171c;
$custom-light: #8a5857;
$custom-dark: #000000;

JSON

{
  "hex": "#55171c",
  "rgb": {
    "r": 85,
    "g": 23,
    "b": 28
  },
  "hsl": {
    "h": 355.161,
    "s": 57.407,
    "l": 21.176
  },
  "oklch": {
    "l": 0.30856,
    "c": 0.09148,
    "h": 19.8
  },
  "luminance": 0.02628
}

Semantic roles & 50–950 ramp

primary

#55171C

secondary

#3C8C86

accent

#E1D447

background

#F8F5F5

surface

#F0E9E9

border

#CBC5C5

text

#0C0303

muted

#7D7878

Preview Lab

Preview with #55171C

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

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