#550E1F#550E1F

#550E1F is a dark, moderate red. Relative luminance 0.023; OKLCH L 29.9% C 0.102 H 12.6°. Best body text is #FFFFFF at 14.30:1 contrast (WCAG AA passes).

Color values

HEX	#550E1F
RGB	rgb(85, 14, 31)
HSL	hsl(346, 72%, 19%)
HSV	hsv(346, 84%, 33%)
CMYK	cmyk(0%, 83.5%, 63.5%, 66.7%)
CIE-LAB	lab(17.20, 32.97, 8.98)
CIE-LCH	lch(17.20, 34.17, 15.24°)
OKLab	oklab(29.92% 0.0995 0.0223)
OKLCH	oklch(29.92% 0.102 12.6)
XYZ	xyz(4.1511, 2.3449, 1.5301)
Luminance	0.0234 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#550E1F #0E5544

analogous

#550E43 #550E1F #55210E

triadic

#550E1F #1F550E #0E1F55

tetradic

#550E1F #43550E #0E5544 #210E55

square

#550E1F #43550E #0E5544 #210E55

split-complementary

#550E1F #0E5521 #0E4355

monochromatic

#1A040A #20050C #550E1F #8A1732 #BE1F45

Accessibility & contrast

On white

14.30

#550E1F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.47

#550E1F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #550E1F

14.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##550E1F	#FFFFFF	#000000	##FFFFFF
##550E1F	1.00	14.30	1.47	14.30
#FFFFFF	14.30	1.00	21.00	1.00
#000000	1.47	21.00	1.00	21.00
##FFFFFF	14.30	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#22211F

Deuteranopia (green-blind)

#34301D

Tritanopia (blue-blind)

#5E0015

Achromatopsia (no color)

#2A2A2A

Design tokens & code

CSS

--color: #550e1f;
/* rgb */ color: rgb(85, 14, 31);
/* oklch */ color: oklch(29.9% 0.102 12.6);

Tailwind

colors: {
  custom: {
    50: '#8a545a',
    500: '#550e1f',
    950: '#000000',
  },
}

SCSS

$custom: #550e1f;
$custom-light: #8a545a;
$custom-dark: #000000;

JSON

{
  "hex": "#550e1f",
  "rgb": {
    "r": 85,
    "g": 14,
    "b": 31
  },
  "hsl": {
    "h": 345.634,
    "s": 71.717,
    "l": 19.412
  },
  "oklch": {
    "l": 0.29921,
    "c": 0.10192,
    "h": 12.6
  },
  "luminance": 0.02344
}

Semantic roles & 50–950 ramp

primary

#550E1F

secondary

#308F78

accent

#EEC339

background

#F8F5F5

surface

#F0E9E9

border

#CBC5C5

text

#0D0303

muted

#7D7878

Preview Lab

Preview with #550E1F

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

Preview Lab → · Contrast checker → · Palette generator →