#551A0D#551A0D

#551A0D is a dark, moderate red. Relative luminance 0.027; OKLCH L 31.0% C 0.091 H 34.0°. Best body text is #FFFFFF at 13.64:1 contrast (WCAG AA passes).

Color values

HEX	#551A0D
RGB	rgb(85, 26, 13)
HSL	hsl(11, 73%, 19%)
HSV	hsv(11, 85%, 33%)
CMYK	cmyk(0%, 69.4%, 84.7%, 66.7%)
CIE-LAB	lab(18.80, 26.62, 22.67)
CIE-LCH	lch(18.80, 34.96, 40.42°)
OKLab	oklab(31.01% 0.0752 0.0507)
OKLCH	oklch(31.01% 0.091 34)
XYZ	xyz(4.1888, 2.6997, 0.6812)
Luminance	0.0270 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#551A0D #0D4855

analogous

#550D24 #551A0D #553E0D

triadic

#551A0D #0D551A #1A0D55

tetradic

#551A0D #24550D #0D4855 #3E0D55

square

#551A0D #24550D #0D4855 #3E0D55

split-complementary

#551A0D #0D553E #0D2455

monochromatic

#1B0804 #200A05 #551A0D #8A2A15 #BF3A1D

Accessibility & contrast

On white

13.64

#551A0D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.54

#551A0D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #551A0D

13.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##551A0D	#FFFFFF	#000000	##FFFFFF
##551A0D	1.00	13.64	1.54	13.64
#FFFFFF	13.64	1.00	21.00	1.00
#000000	1.54	21.00	1.00	21.00
##FFFFFF	13.64	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2B250B

Deuteranopia (green-blind)

#39330B

Tritanopia (blue-blind)

#5E0A17

Achromatopsia (no color)

#2E2E2E

Design tokens & code

CSS

--color: #551a0d;
/* rgb */ color: rgb(85, 26, 13);
/* oklch */ color: oklch(31.0% 0.091 34.0);

Tailwind

colors: {
  custom: {
    50: '#8b5a4d',
    500: '#551a0d',
    950: '#000000',
  },
}

SCSS

$custom: #551a0d;
$custom-light: #8b5a4d;
$custom-dark: #000000;

JSON

{
  "hex": "#551a0d",
  "rgb": {
    "r": 85,
    "g": 26,
    "b": 13
  },
  "hsl": {
    "h": 10.833,
    "s": 73.469,
    "l": 19.216
  },
  "oklch": {
    "l": 0.31011,
    "c": 0.09071,
    "h": 34
  },
  "luminance": 0.02699
}

Semantic roles & 50–950 ramp

primary

#551A0D

secondary

#2E7E90

accent

#CFF038

background

#F9F5F4

surface

#F1E9E7

border

#CBC5C3

text

#0D0401

muted

#7E7977

Preview Lab

Preview with #551A0D

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

Preview Lab → · Contrast checker → · Palette generator →