#55170D#55170D

#55170D is a dark, moderate red. Relative luminance 0.026; OKLCH L 30.6% C 0.094 H 31.8°. Best body text is #FFFFFF at 13.87:1 contrast (WCAG AA passes).

Color values

HEX	#55170D
RGB	rgb(85, 23, 13)
HSL	hsl(8, 73%, 19%)
HSV	hsv(8, 85%, 33%)
CMYK	cmyk(0%, 72.9%, 84.7%, 66.7%)
CIE-LAB	lab(18.25, 28.10, 22.02)
CIE-LCH	lch(18.25, 35.70, 38.09°)
OKLab	oklab(30.6% 0.0798 0.0495)
OKLCH	oklch(30.6% 0.094 31.8)
XYZ	xyz(4.1258, 2.5738, 0.6602)
Luminance	0.0257 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#55170D #0D4B55

analogous

#550D27 #55170D #553B0D

triadic

#55170D #0D5517 #170D55

tetradic

#55170D #27550D #0D4B55 #3B0D55

square

#55170D #27550D #0D4B55 #3B0D55

split-complementary

#55170D #0D553B #0D2755

monochromatic

#1B0704 #200905 #55170D #8A2515 #BF341D

Accessibility & contrast

On white

13.87

#55170D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.51

#55170D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #55170D

13.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##55170D	#FFFFFF	#000000	##FFFFFF
##55170D	1.00	13.87	1.51	13.87
#FFFFFF	13.87	1.00	21.00	1.00
#000000	1.51	21.00	1.00	21.00
##FFFFFF	13.87	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#29240B

Deuteranopia (green-blind)

#38320B

Tritanopia (blue-blind)

#5E0515

Achromatopsia (no color)

#2D2D2D

Design tokens & code

CSS

--color: #55170d;
/* rgb */ color: rgb(85, 23, 13);
/* oklch */ color: oklch(30.6% 0.094 31.8);

Tailwind

colors: {
  custom: {
    50: '#8b584d',
    500: '#55170d',
    950: '#000000',
  },
}

SCSS

$custom: #55170d;
$custom-light: #8b584d;
$custom-dark: #000000;

JSON

{
  "hex": "#55170d",
  "rgb": {
    "r": 85,
    "g": 23,
    "b": 13
  },
  "hsl": {
    "h": 8.333,
    "s": 73.469,
    "l": 19.216
  },
  "oklch": {
    "l": 0.30598,
    "c": 0.09391,
    "h": 31.8
  },
  "luminance": 0.02573
}

Semantic roles & 50–950 ramp

primary

#55170D

secondary

#2E8290

accent

#D7F038

background

#F9F5F4

surface

#F1E9E7

border

#CBC5C3

text

#0D0301

muted

#7E7877

Preview Lab

Preview with #55170D

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

Preview Lab → · Contrast checker → · Palette generator →