#8B1F28#8B1F28

#8B1F28 is a dark, vivid red. Relative luminance 0.066; OKLCH L 42.2% C 0.143 H 21.7°. Best body text is #FFFFFF at 9.03:1 contrast (WCAG AA passes).

Color values

HEX	#8B1F28
RGB	rgb(139, 31, 40)
HSL	hsl(355, 64%, 33%)
HSV	hsv(355, 78%, 55%)
CMYK	cmyk(0%, 77.7%, 71.2%, 45.5%)
CIE-LAB	lab(30.93, 45.15, 22.75)
CIE-LCH	lch(30.93, 50.56, 26.75°)
OKLab	oklab(42.21% 0.1326 0.0528)
OKLCH	oklch(42.21% 0.143 21.7)
XYZ	xyz(11.5217, 6.6239, 2.6789)
Luminance	0.0662 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#8B1F28 #1F8B82

analogous

#8B1F5E #8B1F28 #8B4C1F

triadic

#8B1F28 #288B1F #1F288B

tetradic

#8B1F28 #5E8B1F #1F8B82 #4C1F8B

square

#8B1F28 #5E8B1F #1F8B82 #4C1F8B

split-complementary

#8B1F28 #1F8B4C #1F5E8B

monochromatic

#27090B #59141A #8B1F28 #BD2A36 #D74D59

Accessibility & contrast

On white

9.03

#8B1F28 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.32

#8B1F28 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #8B1F28

9.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##8B1F28	#FFFFFF	#000000	##FFFFFF
##8B1F28	1.00	9.03	2.32	9.03
#FFFFFF	9.03	1.00	21.00	1.00
#000000	2.32	21.00	1.00	21.00
##FFFFFF	9.03	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3F3A27

Deuteranopia (green-blind)

#5A5125

Tritanopia (blue-blind)

#990023

Achromatopsia (no color)

#494949

Design tokens & code

CSS

--color: #8b1f28;
/* rgb */ color: rgb(139, 31, 40);
/* oklch */ color: oklch(42.2% 0.143 21.7);

Tailwind

colors: {
  custom: {
    50: '#b46561',
    500: '#8b1f28',
    950: '#000000',
  },
}

SCSS

$custom: #8b1f28;
$custom-light: #b46561;
$custom-dark: #000000;

JSON

{
  "hex": "#8b1f28",
  "rgb": {
    "r": 139,
    "g": 31,
    "b": 40
  },
  "hsl": {
    "h": 355,
    "s": 63.529,
    "l": 33.333
  },
  "oklch": {
    "l": 0.42214,
    "c": 0.14277,
    "h": 21.7
  },
  "luminance": 0.06622
}

Semantic roles & 50–950 ramp

primary

#8B1F28

secondary

#4CBAB1

accent

#E7D941

background

#FCF6F5

surface

#F8EBEA

border

#D1C6C6

text

#120605

muted

#817A79

Preview Lab

Preview with #8B1F28

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

Preview Lab → · Contrast checker → · Palette generator →