#550F11#550F11

#550F11 is a dark, moderate red. Relative luminance 0.023; OKLCH L 29.7% C 0.101 H 24.6°. Best body text is #FFFFFF at 14.36:1 contrast (WCAG AA passes).

Color values

HEX	#550F11
RGB	rgb(85, 15, 17)
HSL	hsl(358, 70%, 20%)
HSV	hsv(358, 82%, 33%)
CMYK	cmyk(0%, 82.4%, 80%, 66.7%)
CIE-LAB	lab(17.06, 31.71, 18.46)
CIE-LCH	lch(17.06, 36.69, 30.21°)
OKLab	oklab(29.72% 0.0921 0.0422)
OKLCH	oklch(29.72% 0.101 24.6)
XYZ	xyz(4.0188, 2.3140, 0.7653)
Luminance	0.0231 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#550F11 #0F5553

analogous

#550F34 #550F11 #55300F

triadic

#550F11 #11550F #0F1155

tetradic

#550F11 #34550F #0F5553 #300F55

square

#550F11 #34550F #0F5553 #300F55

split-complementary

#550F11 #0F5530 #0F3455

monochromatic

#1A0505 #210607 #550F11 #89181B #BD2126

Accessibility & contrast

On white

14.36

#550F11 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.46

#550F11 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #550F11

14.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##550F11	#FFFFFF	#000000	##FFFFFF
##550F11	1.00	14.36	1.46	14.36
#FFFFFF	14.36	1.00	21.00	1.00
#000000	1.46	21.00	1.00	21.00
##FFFFFF	14.36	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#242010

Deuteranopia (green-blind)

#352F0E

Tritanopia (blue-blind)

#5E0011

Achromatopsia (no color)

#2A2A2A

Design tokens & code

CSS

--color: #550f11;
/* rgb */ color: rgb(85, 15, 17);
/* oklch */ color: oklch(29.7% 0.101 24.6);

Tailwind

colors: {
  custom: {
    50: '#8b544f',
    500: '#550f11',
    950: '#000000',
  },
}

SCSS

$custom: #550f11;
$custom-light: #8b544f;
$custom-dark: #000000;

JSON

{
  "hex": "#550f11",
  "rgb": {
    "r": 85,
    "g": 15,
    "b": 17
  },
  "hsl": {
    "h": 358.286,
    "s": 70,
    "l": 19.608
  },
  "oklch": {
    "l": 0.29723,
    "c": 0.10131,
    "h": 24.6
  },
  "luminance": 0.02313
}

Semantic roles & 50–950 ramp

primary

#550F11

secondary

#318F8C

accent

#EDE83B

background

#F9F5F4

surface

#F1E9E7

border

#CBC5C3

text

#0D0301

muted

#7E7877

Preview Lab

Preview with #550F11

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

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