#55101E#55101E

#55101E is a dark, moderate red. Relative luminance 0.024; OKLCH L 30.1% C 0.100 H 14.3°. Best body text is #FFFFFF at 14.20:1 contrast (WCAG AA passes).

Color values

HEX	#55101E
RGB	rgb(85, 16, 30)
HSL	hsl(348, 68%, 20%)
HSV	hsv(348, 81%, 33%)
CMYK	cmyk(0%, 81.2%, 64.7%, 66.7%)
CIE-LAB	lab(17.44, 32.15, 10.02)
CIE-LCH	lch(17.44, 33.67, 17.32°)
OKLab	oklab(30.09% 0.0966 0.0247)
OKLCH	oklch(30.09% 0.1 14.3)
XYZ	xyz(4.1664, 2.3962, 1.4712)
Luminance	0.0240 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#55101E #105547

analogous

#551041 #55101E #552510

triadic

#55101E #1E5510 #101E55

tetradic

#55101E #415510 #105547 #251055

square

#55101E #415510 #105547 #251055

split-complementary

#55101E #105525 #104155

monochromatic

#1A0509 #21060C #55101E #891A30 #BC2342

Accessibility & contrast

On white

14.20

#55101E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.48

#55101E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #55101E

14.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##55101E	#FFFFFF	#000000	##FFFFFF
##55101E	1.00	14.20	1.48	14.20
#FFFFFF	14.20	1.00	21.00	1.00
#000000	1.48	21.00	1.00	21.00
##FFFFFF	14.20	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#23221E

Deuteranopia (green-blind)

#34301C

Tritanopia (blue-blind)

#5E0016

Achromatopsia (no color)

#2B2B2B

Design tokens & code

CSS

--color: #55101e;
/* rgb */ color: rgb(85, 16, 30);
/* oklch */ color: oklch(30.1% 0.100 14.3);

Tailwind

colors: {
  custom: {
    50: '#8a5559',
    500: '#55101e',
    950: '#000000',
  },
}

SCSS

$custom: #55101e;
$custom-light: #8a5559;
$custom-dark: #000000;

JSON

{
  "hex": "#55101e",
  "rgb": {
    "r": 85,
    "g": 16,
    "b": 30
  },
  "hsl": {
    "h": 347.826,
    "s": 68.317,
    "l": 19.804
  },
  "oklch": {
    "l": 0.30091,
    "c": 0.09972,
    "h": 14.3
  },
  "luminance": 0.02396
}

Semantic roles & 50–950 ramp

primary

#55101E

secondary

#328F7C

accent

#EBC83D

background

#F8F5F5

surface

#F0E9E9

border

#CBC5C5

text

#0D0303

muted

#7D7878

Preview Lab

Preview with #55101E

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

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