#551A0C#551A0C

#551A0C is a dark, moderate red. Relative luminance 0.027; OKLCH L 31.0% C 0.091 H 34.6°. Best body text is #FFFFFF at 13.64:1 contrast (WCAG AA passes).

Color values

HEX	#551A0C
RGB	rgb(85, 26, 12)
HSL	hsl(12, 75%, 19%)
HSV	hsv(12, 86%, 33%)
CMYK	cmyk(0%, 69.4%, 85.9%, 66.7%)
CIE-LAB	lab(18.79, 26.58, 23.12)
CIE-LCH	lch(18.79, 35.23, 41.03°)
OKLab	oklab(31% 0.0749 0.0516)
OKLCH	oklch(31% 0.091 34.6)
XYZ	xyz(4.1825, 2.6972, 0.6481)
Luminance	0.0270 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#551A0C #0C4755

analogous

#550C23 #551A0C #553F0C

triadic

#551A0C #0C551A #1A0C55

tetradic

#551A0C #23550C #0C4755 #3F0C55

square

#551A0C #23550C #0C4755 #3F0C55

split-complementary

#551A0C #0C553F #0C2355

monochromatic

#1B0804 #1F0A04 #551A0C #8B2A14 #C03B1B

Accessibility & contrast

On white

13.64

#551A0C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.54

#551A0C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #551A0C

13.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##551A0C	#FFFFFF	#000000	##FFFFFF
##551A0C	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)

#2B250A

Deuteranopia (green-blind)

#39330A

Tritanopia (blue-blind)

#5E0A17

Achromatopsia (no color)

#2E2E2E

Design tokens & code

CSS

--color: #551a0c;
/* rgb */ color: rgb(85, 26, 12);
/* oklch */ color: oklch(31.0% 0.091 34.6);

Tailwind

colors: {
  custom: {
    50: '#8b5a4c',
    500: '#551a0c',
    950: '#000000',
  },
}

SCSS

$custom: #551a0c;
$custom-light: #8b5a4c;
$custom-dark: #000000;

JSON

{
  "hex": "#551a0c",
  "rgb": {
    "r": 85,
    "g": 26,
    "b": 12
  },
  "hsl": {
    "h": 11.507,
    "s": 75.258,
    "l": 19.02
  },
  "oklch": {
    "l": 0.31,
    "c": 0.09095,
    "h": 34.6
  },
  "luminance": 0.02697
}

Semantic roles & 50–950 ramp

primary

#551A0C

secondary

#2D7D90

accent

#CEF236

background

#F9F5F4

surface

#F1E9E7

border

#CBC5C3

text

#0D0401

muted

#7E7977

Preview Lab

Preview with #551A0C

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

Preview Lab → · Contrast checker → · Palette generator →