#550F19#550F19

#550F19 is a dark, moderate red. Relative luminance 0.023; OKLCH L 29.9% C 0.101 H 18.3°. Best body text is #FFFFFF at 14.30:1 contrast (WCAG AA passes).

Color values

HEX	#550F19
RGB	rgb(85, 15, 25)
HSL	hsl(351, 70%, 20%)
HSV	hsv(351, 82%, 33%)
CMYK	cmyk(0%, 82.4%, 70.6%, 66.7%)
CIE-LAB	lab(17.20, 32.17, 13.27)
CIE-LCH	lch(17.20, 34.80, 22.42°)
OKLab	oklab(29.87% 0.0956 0.0317)
OKLCH	oklch(29.87% 0.101 18.3)
XYZ	xyz(4.0930, 2.3437, 1.1564)
Luminance	0.0234 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#550F19 #0F554B

analogous

#550F3C #550F19 #55280F

triadic

#550F19 #19550F #0F1955

tetradic

#550F19 #3C550F #0F554B #280F55

square

#550F19 #3C550F #0F554B #280F55

split-complementary

#550F19 #0F5528 #0F3C55

monochromatic

#1A0508 #21060A #550F19 #891828 #BD2138

Accessibility & contrast

On white

14.30

#550F19 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.47

#550F19 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #550F19

14.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##550F19	#FFFFFF	#000000	##FFFFFF
##550F19	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)

#232119

Deuteranopia (green-blind)

#353017

Tritanopia (blue-blind)

#5E0013

Achromatopsia (no color)

#2A2A2A

Design tokens & code

CSS

--color: #550f19;
/* rgb */ color: rgb(85, 15, 25);
/* oklch */ color: oklch(29.9% 0.101 18.3);

Tailwind

colors: {
  custom: {
    50: '#8b5555',
    500: '#550f19',
    950: '#000000',
  },
}

SCSS

$custom: #550f19;
$custom-light: #8b5555;
$custom-dark: #000000;

JSON

{
  "hex": "#550f19",
  "rgb": {
    "r": 85,
    "g": 15,
    "b": 25
  },
  "hsl": {
    "h": 351.429,
    "s": 70,
    "l": 19.608
  },
  "oklch": {
    "l": 0.29873,
    "c": 0.10068,
    "h": 18.3
  },
  "luminance": 0.02343
}

Semantic roles & 50–950 ramp

primary

#550F19

secondary

#318F81

accent

#EDD33B

background

#F9F5F4

surface

#F1E9E7

border

#CBC5C3

text

#0D0303

muted

#7E7878

Preview Lab

Preview with #550F19

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

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