#550F0C#550F0C

#550F0C is a dark, moderate red. Relative luminance 0.023; OKLCH L 29.7% C 0.102 H 27.8°. Best body text is #FFFFFF at 14.39:1 contrast (WCAG AA passes).

Color values

HEX	#550F0C
RGB	rgb(85, 15, 12)
HSL	hsl(2, 75%, 19%)
HSV	hsv(2, 86%, 33%)
CMYK	cmyk(0%, 82.4%, 85.9%, 66.7%)
CIE-LAB	lab(16.99, 31.49, 20.97)
CIE-LCH	lch(16.99, 37.83, 33.66°)
OKLab	oklab(29.65% 0.0902 0.0477)
OKLCH	oklch(29.65% 0.102 27.8)
XYZ	xyz(3.9840, 2.3001, 0.5819)
Luminance	0.0230 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#550F0C #0C5255

analogous

#550C2E #550F0C #55340C

triadic

#550F0C #0C550F #0F0C55

tetradic

#550F0C #2E550C #0C5255 #340C55

square

#550F0C #2E550C #0C5255 #340C55

split-complementary

#550F0C #0C5534 #0C2E55

monochromatic

#1B0504 #1F0604 #550F0C #8B1814 #C0221B

Accessibility & contrast

On white

14.39

#550F0C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.46

#550F0C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #550F0C

14.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##550F0C	#FFFFFF	#000000	##FFFFFF
##550F0C	1.00	14.39	1.46	14.39
#FFFFFF	14.39	1.00	21.00	1.00
#000000	1.46	21.00	1.00	21.00
##FFFFFF	14.39	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#25200B

Deuteranopia (green-blind)

#362F09

Tritanopia (blue-blind)

#5E000F

Achromatopsia (no color)

#2A2A2A

Design tokens & code

CSS

--color: #550f0c;
/* rgb */ color: rgb(85, 15, 12);
/* oklch */ color: oklch(29.7% 0.102 27.8);

Tailwind

colors: {
  custom: {
    50: '#8c544c',
    500: '#550f0c',
    950: '#000000',
  },
}

SCSS

$custom: #550f0c;
$custom-light: #8c544c;
$custom-dark: #000000;

JSON

{
  "hex": "#550f0c",
  "rgb": {
    "r": 85,
    "g": 15,
    "b": 12
  },
  "hsl": {
    "h": 2.466,
    "s": 75.258,
    "l": 19.02
  },
  "oklch": {
    "l": 0.29652,
    "c": 0.10202,
    "h": 27.8
  },
  "luminance": 0.02299
}

Semantic roles & 50–950 ramp

primary

#550F0C

secondary

#2D8C90

accent

#EAF236

background

#F9F5F4

surface

#F1E9E7

border

#CBC5C3

text

#0D0301

muted

#7E7877

Preview Lab

Preview with #550F0C

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

Preview Lab → · Contrast checker → · Palette generator →