#8B1B1C#8B1B1C

#8B1B1C is a dark, vivid red. Relative luminance 0.064; OKLCH L 41.7% C 0.147 H 26.1°. Best body text is #FFFFFF at 9.25:1 contrast (WCAG AA passes).

Color values

HEX	#8B1B1C
RGB	rgb(139, 27, 28)
HSL	hsl(359, 67%, 33%)
HSV	hsv(359, 81%, 55%)
CMYK	cmyk(0%, 80.6%, 79.9%, 45.5%)
CIE-LAB	lab(30.30, 45.93, 29.52)
CIE-LCH	lch(30.30, 54.60, 32.73°)
OKLab	oklab(41.69% 0.1324 0.0648)
OKLCH	oklch(41.69% 0.147 26.1)
XYZ	xyz(11.2504, 6.3585, 1.7333)
Luminance	0.0636 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#8B1B1C #1B8B8A

analogous

#8B1B54 #8B1B1C #8B521B

triadic

#8B1B1C #1C8B1B #1B1C8B

tetradic

#8B1B1C #548B1B #1B8B8A #521B8B

square

#8B1B1C #548B1B #1B8B8A #521B8B

split-complementary

#8B1B1C #1B8B52 #1B548B

monochromatic

#250707 #581112 #8B1B1C #BE2526 #DB4547

Accessibility & contrast

On white

9.25

#8B1B1C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.27

#8B1B1C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #8B1B1C

9.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##8B1B1C	#FFFFFF	#000000	##FFFFFF
##8B1B1C	1.00	9.25	2.27	9.25
#FFFFFF	9.25	1.00	21.00	1.00
#000000	2.27	21.00	1.00	21.00
##FFFFFF	9.25	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3E381B

Deuteranopia (green-blind)

#5A5017

Tritanopia (blue-blind)

#9A001D

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #8b1b1c;
/* rgb */ color: rgb(139, 27, 28);
/* oklch */ color: oklch(41.7% 0.147 26.1);

Tailwind

colors: {
  custom: {
    50: '#b56358',
    500: '#8b1b1c',
    950: '#000000',
  },
}

SCSS

$custom: #8b1b1c;
$custom-light: #b56358;
$custom-dark: #000000;

JSON

{
  "hex": "#8b1b1c",
  "rgb": {
    "r": 139,
    "g": 27,
    "b": 28
  },
  "hsl": {
    "h": 359.464,
    "s": 67.47,
    "l": 32.549
  },
  "oklch": {
    "l": 0.41689,
    "c": 0.14734,
    "h": 26.1
  },
  "luminance": 0.06357
}

Semantic roles & 50–950 ramp

primary

#8B1B1C

secondary

#45BCBB

accent

#EAE93D

background

#FCF6F5

surface

#F8EBE9

border

#D1C6C5

text

#130603

muted

#827A78

Preview Lab

Preview with #8B1B1C

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

Preview Lab → · Contrast checker → · Palette generator →