#550F1A#550F1A

#550F1A is a dark, moderate red. Relative luminance 0.023; OKLCH L 29.9% C 0.101 H 17.5°. Best body text is #FFFFFF at 14.29:1 contrast (WCAG AA passes).

Color values

HEX	#550F1A
RGB	rgb(85, 15, 26)
HSL	hsl(351, 70%, 20%)
HSV	hsv(351, 82%, 33%)
CMYK	cmyk(0%, 82.4%, 69.4%, 66.7%)
CIE-LAB	lab(17.22, 32.23, 12.59)
CIE-LCH	lch(17.22, 34.61, 21.33°)
OKLab	oklab(29.9% 0.096 0.0302)
OKLCH	oklch(29.9% 0.101 17.5)
XYZ	xyz(4.1040, 2.3481, 1.2142)
Luminance	0.0235 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#550F1A #0F554A

analogous

#550F3D #550F1A #55270F

triadic

#550F1A #1A550F #0F1A55

tetradic

#550F1A #3D550F #0F554A #270F55

square

#550F1A #3D550F #0F554A #270F55

split-complementary

#550F1A #0F5527 #0F3D55

monochromatic

#1A0508 #21060A #550F1A #89182A #BD213A

Accessibility & contrast

On white

14.29

#550F1A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.47

#550F1A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #550F1A

14.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##550F1A	#FFFFFF	#000000	##FFFFFF
##550F1A	1.00	14.29	1.47	14.29
#FFFFFF	14.29	1.00	21.00	1.00
#000000	1.47	21.00	1.00	21.00
##FFFFFF	14.29	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#23211A

Deuteranopia (green-blind)

#353018

Tritanopia (blue-blind)

#5E0014

Achromatopsia (no color)

#2A2A2A

Design tokens & code

CSS

--color: #550f1a;
/* rgb */ color: rgb(85, 15, 26);
/* oklch */ color: oklch(29.9% 0.101 17.5);

Tailwind

colors: {
  custom: {
    50: '#8a5556',
    500: '#550f1a',
    950: '#000000',
  },
}

SCSS

$custom: #550f1a;
$custom-light: #8a5556;
$custom-dark: #000000;

JSON

{
  "hex": "#550f1a",
  "rgb": {
    "r": 85,
    "g": 15,
    "b": 26
  },
  "hsl": {
    "h": 350.571,
    "s": 70,
    "l": 19.608
  },
  "oklch": {
    "l": 0.29895,
    "c": 0.10067,
    "h": 17.5
  },
  "luminance": 0.02348
}

Semantic roles & 50–950 ramp

primary

#550F1A

secondary

#318F80

accent

#EDD13B

background

#F9F5F5

surface

#F1E9E8

border

#CBC5C4

text

#0D0303

muted

#7E7878

Preview Lab

Preview with #550F1A

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

Preview Lab → · Contrast checker → · Palette generator →