#55191B#55191B

#55191B is a dark, moderate red. Relative luminance 0.027; OKLCH L 31.1% C 0.089 H 22.1°. Best body text is #FFFFFF at 13.63:1 contrast (WCAG AA passes).

Color values

HEX	#55191B
RGB	rgb(85, 25, 27)
HSL	hsl(358, 55%, 22%)
HSV	hsv(358, 71%, 33%)
CMYK	cmyk(0%, 70.6%, 68.2%, 66.7%)
CIE-LAB	lab(18.83, 27.94, 13.95)
CIE-LCH	lch(18.83, 31.23, 26.54°)
OKLab	oklab(31.1% 0.0826 0.0334)
OKLCH	oklch(31.1% 0.089 22.1)
XYZ	xyz(4.2922, 2.7063, 1.3330)
Luminance	0.0271 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#55191B #195553

analogous

#551939 #55191B #553519

triadic

#55191B #1B5519 #191B55

tetradic

#55191B #395519 #195553 #351955

square

#55191B #395519 #195553 #351955

split-complementary

#55191B #195535 #193955

monochromatic

#180708 #260B0C #55191B #84272A #B43539

Accessibility & contrast

On white

13.63

#55191B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.54

#55191B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #55191B

13.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##55191B	#FFFFFF	#000000	##FFFFFF
##55191B	1.00	13.63	1.54	13.63
#FFFFFF	13.63	1.00	21.00	1.00
#000000	1.54	21.00	1.00	21.00
##FFFFFF	13.63	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#29261B

Deuteranopia (green-blind)

#383319

Tritanopia (blue-blind)

#5E0C1A

Achromatopsia (no color)

#2E2E2E

Design tokens & code

CSS

--color: #55191b;
/* rgb */ color: rgb(85, 25, 27);
/* oklch */ color: oklch(31.1% 0.089 22.1);

Tailwind

colors: {
  custom: {
    50: '#8a5957',
    500: '#55191b',
    950: '#000000',
  },
}

SCSS

$custom: #55191b;
$custom-light: #8a5957;
$custom-dark: #000000;

JSON

{
  "hex": "#55191b",
  "rgb": {
    "r": 85,
    "g": 25,
    "b": 27
  },
  "hsl": {
    "h": 358,
    "s": 54.545,
    "l": 21.569
  },
  "oklch": {
    "l": 0.31101,
    "c": 0.08907,
    "h": 22.1
  },
  "luminance": 0.02706
}

Semantic roles & 50–950 ramp

primary

#55191B

secondary

#3E8B89

accent

#DED94A

background

#F8F5F5

surface

#F0E9E9

border

#CBC5C5

text

#0C0403

muted

#7D7978

Preview Lab

Preview with #55191B

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

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