#8B1F2A#8B1F2A

#8B1F2A is a dark, vivid red. Relative luminance 0.066; OKLCH L 42.2% C 0.143 H 20.7°. Best body text is #FFFFFF at 9.02:1 contrast (WCAG AA passes).

Color values

HEX	#8B1F2A
RGB	rgb(139, 31, 42)
HSL	hsl(354, 64%, 33%)
HSV	hsv(354, 78%, 55%)
CMYK	cmyk(0%, 77.7%, 69.8%, 45.5%)
CIE-LAB	lab(30.97, 45.26, 21.51)
CIE-LCH	lch(30.97, 50.11, 25.42°)
OKLab	oklab(42.25% 0.1334 0.0504)
OKLCH	oklch(42.25% 0.143 20.7)
XYZ	xyz(11.5566, 6.6379, 2.8628)
Luminance	0.0664 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#8B1F2A #1F8B80

analogous

#8B1F60 #8B1F2A #8B4A1F

triadic

#8B1F2A #2A8B1F #1F2A8B

tetradic

#8B1F2A #608B1F #1F8B80 #4A1F8B

square

#8B1F2A #608B1F #1F8B80 #4A1F8B

split-complementary

#8B1F2A #1F8B4A #1F608B

monochromatic

#27090C #59141B #8B1F2A #BD2A39 #D74D5B

Accessibility & contrast

On white

9.02

#8B1F2A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.33

#8B1F2A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #8B1F2A

9.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##8B1F2A	#FFFFFF	#000000	##FFFFFF
##8B1F2A	1.00	9.02	2.33	9.02
#FFFFFF	9.02	1.00	21.00	1.00
#000000	2.33	21.00	1.00	21.00
##FFFFFF	9.02	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3F3A2A

Deuteranopia (green-blind)

#5A5127

Tritanopia (blue-blind)

#990024

Achromatopsia (no color)

#494949

Design tokens & code

CSS

--color: #8b1f2a;
/* rgb */ color: rgb(139, 31, 42);
/* oklch */ color: oklch(42.2% 0.143 20.7);

Tailwind

colors: {
  custom: {
    50: '#b46563',
    500: '#8b1f2a',
    950: '#000000',
  },
}

SCSS

$custom: #8b1f2a;
$custom-light: #b46563;
$custom-dark: #000000;

JSON

{
  "hex": "#8b1f2a",
  "rgb": {
    "r": 139,
    "g": 31,
    "b": 42
  },
  "hsl": {
    "h": 353.889,
    "s": 63.529,
    "l": 33.333
  },
  "oklch": {
    "l": 0.42249,
    "c": 0.14263,
    "h": 20.7
  },
  "luminance": 0.06636
}

Semantic roles & 50–950 ramp

primary

#8B1F2A

secondary

#4CBAAF

accent

#E7D641

background

#FBF6F5

surface

#F7EBEA

border

#D0C6C6

text

#120605

muted

#817A79

Preview Lab

Preview with #8B1F2A

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

Preview Lab → · Contrast checker → · Palette generator →