#55101C#55101C

#55101C is a dark, moderate red. Relative luminance 0.024; OKLCH L 30.0% C 0.100 H 16.1°. Best body text is #FFFFFF at 14.22:1 contrast (WCAG AA passes).

Color values

HEX	#55101C
RGB	rgb(85, 16, 28)
HSL	hsl(350, 68%, 20%)
HSV	hsv(350, 81%, 33%)
CMYK	cmyk(0%, 81.2%, 67.1%, 66.7%)
CIE-LAB	lab(17.40, 32.00, 11.39)
CIE-LCH	lch(17.40, 33.96, 19.60°)
OKLab	oklab(30.04% 0.0957 0.0277)
OKLCH	oklch(30.04% 0.1 16.1)
XYZ	xyz(4.1416, 2.3863, 1.3409)
Luminance	0.0239 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#55101C #105549

analogous

#55103F #55101C #552610

triadic

#55101C #1C5510 #101C55

tetradic

#55101C #3F5510 #105549 #261055

square

#55101C #3F5510 #105549 #261055

split-complementary

#55101C #105526 #103F55

monochromatic

#1A0508 #21060B #55101C #891A2D #BC233E

Accessibility & contrast

On white

14.22

#55101C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.48

#55101C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #55101C

14.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##55101C	#FFFFFF	#000000	##FFFFFF
##55101C	1.00	14.22	1.48	14.22
#FFFFFF	14.22	1.00	21.00	1.00
#000000	1.48	21.00	1.00	21.00
##FFFFFF	14.22	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#23221C

Deuteranopia (green-blind)

#35301A

Tritanopia (blue-blind)

#5E0015

Achromatopsia (no color)

#2B2B2B

Design tokens & code

CSS

--color: #55101c;
/* rgb */ color: rgb(85, 16, 28);
/* oklch */ color: oklch(30.0% 0.100 16.1);

Tailwind

colors: {
  custom: {
    50: '#8a5557',
    500: '#55101c',
    950: '#000000',
  },
}

SCSS

$custom: #55101c;
$custom-light: #8a5557;
$custom-dark: #000000;

JSON

{
  "hex": "#55101c",
  "rgb": {
    "r": 85,
    "g": 16,
    "b": 28
  },
  "hsl": {
    "h": 349.565,
    "s": 68.317,
    "l": 19.804
  },
  "oklch": {
    "l": 0.30042,
    "c": 0.09963,
    "h": 16.1
  },
  "luminance": 0.02386
}

Semantic roles & 50–950 ramp

primary

#55101C

secondary

#328F7E

accent

#EBCD3D

background

#F8F5F5

surface

#F0E9E9

border

#CBC5C5

text

#0D0303

muted

#7D7878

Preview Lab

Preview with #55101C

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

Preview Lab → · Contrast checker → · Palette generator →