#8B1B2B#8B1B2B

#8B1B2B is a dark, vivid red. Relative luminance 0.064; OKLCH L 41.9% C 0.146 H 19.1°. Best body text is #FFFFFF at 9.17:1 contrast (WCAG AA passes).

Color values

HEX	#8B1B2B
RGB	rgb(139, 27, 43)
HSL	hsl(351, 67%, 33%)
HSV	hsv(351, 81%, 55%)
CMYK	cmyk(0%, 80.6%, 69.1%, 45.5%)
CIE-LAB	lab(30.52, 46.62, 20.30)
CIE-LCH	lch(30.52, 50.85, 23.53°)
OKLab	oklab(41.92% 0.138 0.0478)
OKLCH	oklch(41.92% 0.146 19.1)
XYZ	xyz(11.4767, 6.4490, 2.9255)
Luminance	0.0645 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#8B1B2B #1B8B7B

analogous

#8B1B63 #8B1B2B #8B431B

triadic

#8B1B2B #2B8B1B #1B2B8B

tetradic

#8B1B2B #638B1B #1B8B7B #431B8B

square

#8B1B2B #638B1B #1B8B7B #431B8B

split-complementary

#8B1B2B #1B8B43 #1B638B

monochromatic

#25070B #58111B #8B1B2B #BE253B #DB455B

Accessibility & contrast

On white

9.17

#8B1B2B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.29

#8B1B2B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #8B1B2B

9.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##8B1B2B	#FFFFFF	#000000	##FFFFFF
##8B1B2B	1.00	9.17	2.29	9.17
#FFFFFF	9.17	1.00	21.00	1.00
#000000	2.29	21.00	1.00	21.00
##FFFFFF	9.17	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3C392B

Deuteranopia (green-blind)

#595028

Tritanopia (blue-blind)

#990022

Achromatopsia (no color)

#484848

Design tokens & code

CSS

--color: #8b1b2b;
/* rgb */ color: rgb(139, 27, 43);
/* oklch */ color: oklch(41.9% 0.146 19.1);

Tailwind

colors: {
  custom: {
    50: '#b46364',
    500: '#8b1b2b',
    950: '#000000',
  },
}

SCSS

$custom: #8b1b2b;
$custom-light: #b46364;
$custom-dark: #000000;

JSON

{
  "hex": "#8b1b2b",
  "rgb": {
    "r": 139,
    "g": 27,
    "b": 43
  },
  "hsl": {
    "h": 351.429,
    "s": 67.47,
    "l": 32.549
  },
  "oklch": {
    "l": 0.41921,
    "c": 0.14609,
    "h": 19.1
  },
  "luminance": 0.06447
}

Semantic roles & 50–950 ramp

primary

#8B1B2B

secondary

#45BCAB

accent

#EAD23D

background

#FCF6F5

surface

#F8EBEA

border

#D1C6C6

text

#120605

muted

#817A79

Preview Lab

Preview with #8B1B2B

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

Preview Lab → · Contrast checker → · Palette generator →