#8B1B2A#8B1B2A

#8B1B2A is a dark, vivid red. Relative luminance 0.064; OKLCH L 41.9% C 0.146 H 19.6°. Best body text is #FFFFFF at 9.18:1 contrast (WCAG AA passes).

Color values

HEX	#8B1B2A
RGB	rgb(139, 27, 42)
HSL	hsl(352, 67%, 33%)
HSV	hsv(352, 81%, 55%)
CMYK	cmyk(0%, 80.6%, 69.8%, 45.5%)
CIE-LAB	lab(30.50, 46.57, 20.93)
CIE-LCH	lch(30.50, 51.06, 24.20°)
OKLab	oklab(41.9% 0.1376 0.0491)
OKLCH	oklch(41.9% 0.146 19.6)
XYZ	xyz(11.4586, 6.4418, 2.8301)
Luminance	0.0644 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#8B1B2A #1B8B7C

analogous

#8B1B62 #8B1B2A #8B441B

triadic

#8B1B2A #2A8B1B #1B2A8B

tetradic

#8B1B2A #628B1B #1B8B7C #441B8B

square

#8B1B2A #628B1B #1B8B7C #441B8B

split-complementary

#8B1B2A #1B8B44 #1B628B

monochromatic

#25070B #58111B #8B1B2A #BE2539 #DB4559

Accessibility & contrast

On white

9.18

#8B1B2A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.29

#8B1B2A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #8B1B2A

9.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##8B1B2A	#FFFFFF	#000000	##FFFFFF
##8B1B2A	1.00	9.18	2.29	9.18
#FFFFFF	9.18	1.00	21.00	1.00
#000000	2.29	21.00	1.00	21.00
##FFFFFF	9.18	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3D392A

Deuteranopia (green-blind)

#595027

Tritanopia (blue-blind)

#990022

Achromatopsia (no color)

#484848

Design tokens & code

CSS

--color: #8b1b2a;
/* rgb */ color: rgb(139, 27, 42);
/* oklch */ color: oklch(41.9% 0.146 19.6);

Tailwind

colors: {
  custom: {
    50: '#b46363',
    500: '#8b1b2a',
    950: '#000000',
  },
}

SCSS

$custom: #8b1b2a;
$custom-light: #b46363;
$custom-dark: #000000;

JSON

{
  "hex": "#8b1b2a",
  "rgb": {
    "r": 139,
    "g": 27,
    "b": 42
  },
  "hsl": {
    "h": 351.964,
    "s": 67.47,
    "l": 32.549
  },
  "oklch": {
    "l": 0.41903,
    "c": 0.14613,
    "h": 19.6
  },
  "luminance": 0.0644
}

Semantic roles & 50–950 ramp

primary

#8B1B2A

secondary

#45BCAD

accent

#EAD33D

background

#FCF6F5

surface

#F8EBEA

border

#D1C6C6

text

#120605

muted

#817A79

Preview Lab

Preview with #8B1B2A

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

Preview Lab → · Contrast checker → · Palette generator →