#550C17#550C17

#550C17 is a dark, moderate red. Relative luminance 0.023; OKLCH L 29.6% C 0.104 H 18.8°. Best body text is #FFFFFF at 14.47:1 contrast (WCAG AA passes).

Color values

HEX	#550C17
RGB	rgb(85, 12, 23)
HSL	hsl(351, 75%, 19%)
HSV	hsv(351, 86%, 33%)
CMYK	cmyk(0%, 85.9%, 72.9%, 66.7%)
CIE-LAB	lab(16.78, 33.10, 14.17)
CIE-LCH	lch(16.78, 36.00, 23.18°)
OKLab	oklab(29.55% 0.0981 0.0334)
OKLCH	oklch(29.55% 0.104 18.8)
XYZ	xyz(4.0329, 2.2567, 1.0337)
Luminance	0.0226 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#550C17 #0C554A

analogous

#550C3C #550C17 #55260C

triadic

#550C17 #17550C #0C1755

tetradic

#550C17 #3C550C #0C554A #260C55

square

#550C17 #3C550C #0C554A #260C55

split-complementary

#550C17 #0C5526 #0C3C55

monochromatic

#1B0407 #1F0408 #550C17 #8B1426 #C01B34

Accessibility & contrast

On white

14.47

#550C17 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.45

#550C17 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #550C17

14.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##550C17	#FFFFFF	#000000	##FFFFFF
##550C17	1.00	14.47	1.45	14.47
#FFFFFF	14.47	1.00	21.00	1.00
#000000	1.45	21.00	1.00	21.00
##FFFFFF	14.47	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#222017

Deuteranopia (green-blind)

#342F15

Tritanopia (blue-blind)

#5E0011

Achromatopsia (no color)

#292929

Design tokens & code

CSS

--color: #550c17;
/* rgb */ color: rgb(85, 12, 23);
/* oklch */ color: oklch(29.6% 0.104 18.8);

Tailwind

colors: {
  custom: {
    50: '#8b5353',
    500: '#550c17',
    950: '#000000',
  },
}

SCSS

$custom: #550c17;
$custom-light: #8b5353;
$custom-dark: #000000;

JSON

{
  "hex": "#550c17",
  "rgb": {
    "r": 85,
    "g": 12,
    "b": 23
  },
  "hsl": {
    "h": 350.959,
    "s": 75.258,
    "l": 19.02
  },
  "oklch": {
    "l": 0.29552,
    "c": 0.1036,
    "h": 18.8
  },
  "luminance": 0.02256
}

Semantic roles & 50–950 ramp

primary

#550C17

secondary

#2D9081

accent

#F2D636

background

#F9F5F4

surface

#F1E9E7

border

#CBC5C3

text

#0D0302

muted

#7E7878

Preview Lab

Preview with #550C17

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

Preview Lab → · Contrast checker → · Palette generator →