#550F17#550F17

#550F17 is a dark, moderate red. Relative luminance 0.023; OKLCH L 29.8% C 0.101 H 20.0°. Best body text is #FFFFFF at 14.31:1 contrast (WCAG AA passes).

Color values

HEX	#550F17
RGB	rgb(85, 15, 23)
HSL	hsl(353, 70%, 20%)
HSV	hsv(353, 82%, 33%)
CMYK	cmyk(0%, 82.4%, 72.9%, 66.7%)
CIE-LAB	lab(17.16, 32.04, 14.64)
CIE-LCH	lch(17.16, 35.23, 24.56°)
OKLab	oklab(29.83% 0.0947 0.0345)
OKLCH	oklch(29.83% 0.101 20)
XYZ	xyz(4.0722, 2.3354, 1.0468)
Luminance	0.0233 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#550F17 #0F554D

analogous

#550F3A #550F17 #552A0F

triadic

#550F17 #17550F #0F1755

tetradic

#550F17 #3A550F #0F554D #2A0F55

square

#550F17 #3A550F #0F554D #2A0F55

split-complementary

#550F17 #0F552A #0F3A55

monochromatic

#1A0507 #210609 #550F17 #891825 #BD2133

Accessibility & contrast

On white

14.31

#550F17 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.47

#550F17 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #550F17

14.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##550F17	#FFFFFF	#000000	##FFFFFF
##550F17	1.00	14.31	1.47	14.31
#FFFFFF	14.31	1.00	21.00	1.00
#000000	1.47	21.00	1.00	21.00
##FFFFFF	14.31	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#232117

Deuteranopia (green-blind)

#353015

Tritanopia (blue-blind)

#5E0013

Achromatopsia (no color)

#2A2A2A

Design tokens & code

CSS

--color: #550f17;
/* rgb */ color: rgb(85, 15, 23);
/* oklch */ color: oklch(29.8% 0.101 20.0);

Tailwind

colors: {
  custom: {
    50: '#8b5453',
    500: '#550f17',
    950: '#000000',
  },
}

SCSS

$custom: #550f17;
$custom-light: #8b5453;
$custom-dark: #000000;

JSON

{
  "hex": "#550f17",
  "rgb": {
    "r": 85,
    "g": 15,
    "b": 23
  },
  "hsl": {
    "h": 353.143,
    "s": 70,
    "l": 19.608
  },
  "oklch": {
    "l": 0.29831,
    "c": 0.10076,
    "h": 20
  },
  "luminance": 0.02335
}

Semantic roles & 50–950 ramp

primary

#550F17

secondary

#318F84

accent

#EDD83B

background

#F9F5F4

surface

#F1E9E7

border

#CBC5C3

text

#0D0302

muted

#7E7878

Preview Lab

Preview with #550F17

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

Preview Lab → · Contrast checker → · Palette generator →