#8B1B23#8B1B23

#8B1B23 is a dark, vivid red. Relative luminance 0.064; OKLCH L 41.8% C 0.147 H 23.1°. Best body text is #FFFFFF at 9.22:1 contrast (WCAG AA passes).

Color values

HEX	#8B1B23
RGB	rgb(139, 27, 35)
HSL	hsl(356, 67%, 33%)
HSV	hsv(356, 81%, 55%)
CMYK	cmyk(0%, 80.6%, 74.8%, 45.5%)
CIE-LAB	lab(30.39, 46.22, 25.29)
CIE-LCH	lch(30.39, 52.68, 28.68°)
OKLab	oklab(41.79% 0.1349 0.0574)
OKLCH	oklch(41.79% 0.147 23.1)
XYZ	xyz(11.3441, 6.3960, 2.2270)
Luminance	0.0639 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#8B1B23 #1B8B83

analogous

#8B1B5B #8B1B23 #8B4B1B

triadic

#8B1B23 #238B1B #1B238B

tetradic

#8B1B23 #5B8B1B #1B8B83 #4B1B8B

square

#8B1B23 #5B8B1B #1B8B83 #4B1B8B

split-complementary

#8B1B23 #1B8B4B #1B5B8B

monochromatic

#250709 #581116 #8B1B23 #BE2530 #DB4550

Accessibility & contrast

On white

9.22

#8B1B23 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.28

#8B1B23 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #8B1B23

9.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##8B1B23	#FFFFFF	#000000	##FFFFFF
##8B1B23	1.00	9.22	2.28	9.22
#FFFFFF	9.22	1.00	21.00	1.00
#000000	2.28	21.00	1.00	21.00
##FFFFFF	9.22	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3D3822

Deuteranopia (green-blind)

#59501F

Tritanopia (blue-blind)

#99001F

Achromatopsia (no color)

#484848

Design tokens & code

CSS

--color: #8b1b23;
/* rgb */ color: rgb(139, 27, 35);
/* oklch */ color: oklch(41.8% 0.147 23.1);

Tailwind

colors: {
  custom: {
    50: '#b5635e',
    500: '#8b1b23',
    950: '#000000',
  },
}

SCSS

$custom: #8b1b23;
$custom-light: #b5635e;
$custom-dark: #000000;

JSON

{
  "hex": "#8b1b23",
  "rgb": {
    "r": 139,
    "g": 27,
    "b": 35
  },
  "hsl": {
    "h": 355.714,
    "s": 67.47,
    "l": 32.549
  },
  "oklch": {
    "l": 0.41785,
    "c": 0.14659,
    "h": 23.1
  },
  "luminance": 0.06394
}

Semantic roles & 50–950 ramp

primary

#8B1B23

secondary

#45BCB4

accent

#EADE3D

background

#FCF6F5

surface

#F8EBE9

border

#D1C6C5

text

#130604

muted

#827A79

Preview Lab

Preview with #8B1B23

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

Preview Lab → · Contrast checker → · Palette generator →