#551C0D#551C0D

#551C0D is a dark, moderate red. Relative luminance 0.028; OKLCH L 31.3% C 0.089 H 35.6°. Best body text is #FFFFFF at 13.48:1 contrast (WCAG AA passes).

Color values

HEX	#551C0D
RGB	rgb(85, 28, 13)
HSL	hsl(13, 73%, 19%)
HSV	hsv(13, 85%, 33%)
CMYK	cmyk(0%, 67.1%, 84.7%, 66.7%)
CIE-LAB	lab(19.19, 25.58, 23.12)
CIE-LCH	lch(19.19, 34.48, 42.11°)
OKLab	oklab(31.31% 0.072 0.0516)
OKLCH	oklch(31.31% 0.089 35.6)
XYZ	xyz(4.2347, 2.7915, 0.6965)
Luminance	0.0279 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#551C0D #0D4655

analogous

#550D22 #551C0D #55400D

triadic

#551C0D #0D551C #1C0D55

tetradic

#551C0D #22550D #0D4655 #400D55

square

#551C0D #22550D #0D4655 #400D55

split-complementary

#551C0D #0D5540 #0D2255

monochromatic

#1B0904 #200B05 #551C0D #8A2D15 #BF3F1D

Accessibility & contrast

On white

13.48

#551C0D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.56

#551C0D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #551C0D

13.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##551C0D	#FFFFFF	#000000	##FFFFFF
##551C0D	1.00	13.48	1.56	13.48
#FFFFFF	13.48	1.00	21.00	1.00
#000000	1.56	21.00	1.00	21.00
##FFFFFF	13.48	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2C270B

Deuteranopia (green-blind)

#3A330B

Tritanopia (blue-blind)

#5E0E19

Achromatopsia (no color)

#2F2F2F

Design tokens & code

CSS

--color: #551c0d;
/* rgb */ color: rgb(85, 28, 13);
/* oklch */ color: oklch(31.3% 0.089 35.6);

Tailwind

colors: {
  custom: {
    50: '#8b5b4d',
    500: '#551c0d',
    950: '#000000',
  },
}

SCSS

$custom: #551c0d;
$custom-light: #8b5b4d;
$custom-dark: #000000;

JSON

{
  "hex": "#551c0d",
  "rgb": {
    "r": 85,
    "g": 28,
    "b": 13
  },
  "hsl": {
    "h": 12.5,
    "s": 73.469,
    "l": 19.216
  },
  "oklch": {
    "l": 0.31305,
    "c": 0.08857,
    "h": 35.6
  },
  "luminance": 0.02791
}

Semantic roles & 50–950 ramp

primary

#551C0D

secondary

#2E7B90

accent

#CAF038

background

#F9F5F4

surface

#F1E9E7

border

#CBC5C3

text

#0D0401

muted

#7E7977

Preview Lab

Preview with #551C0D

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

Preview Lab → · Contrast checker → · Palette generator →