#8B1F23#8B1F23

#8B1F23 is a dark, vivid red. Relative luminance 0.066; OKLCH L 42.1% C 0.143 H 24.1°. Best body text is #FFFFFF at 9.06:1 contrast (WCAG AA passes).

Color values

HEX	#8B1F23
RGB	rgb(139, 31, 35)
HSL	hsl(358, 64%, 33%)
HSV	hsv(358, 78%, 55%)
CMYK	cmyk(0%, 77.7%, 74.8%, 45.5%)
CIE-LAB	lab(30.86, 44.90, 25.83)
CIE-LCH	lch(30.86, 51.80, 29.91°)
OKLab	oklab(42.13% 0.1307 0.0586)
OKLCH	oklch(42.13% 0.143 24.1)
XYZ	xyz(11.4421, 6.5921, 2.2597)
Luminance	0.0659 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#8B1F23 #1F8B87

analogous

#8B1F59 #8B1F23 #8B511F

triadic

#8B1F23 #238B1F #1F238B

tetradic

#8B1F23 #598B1F #1F8B87 #511F8B

square

#8B1F23 #598B1F #1F8B87 #511F8B

split-complementary

#8B1F23 #1F8B51 #1F598B

monochromatic

#27090A #591416 #8B1F23 #BD2A30 #D74D52

Accessibility & contrast

On white

9.06

#8B1F23 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.32

#8B1F23 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #8B1F23

9.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##8B1F23	#FFFFFF	#000000	##FFFFFF
##8B1F23	1.00	9.06	2.32	9.06
#FFFFFF	9.06	1.00	21.00	1.00
#000000	2.32	21.00	1.00	21.00
##FFFFFF	9.06	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3F3A22

Deuteranopia (green-blind)

#5A511F

Tritanopia (blue-blind)

#990022

Achromatopsia (no color)

#494949

Design tokens & code

CSS

--color: #8b1f23;
/* rgb */ color: rgb(139, 31, 35);
/* oklch */ color: oklch(42.1% 0.143 24.1);

Tailwind

colors: {
  custom: {
    50: '#b5645e',
    500: '#8b1f23',
    950: '#000000',
  },
}

SCSS

$custom: #8b1f23;
$custom-light: #b5645e;
$custom-dark: #000000;

JSON

{
  "hex": "#8b1f23",
  "rgb": {
    "r": 139,
    "g": 31,
    "b": 35
  },
  "hsl": {
    "h": 357.778,
    "s": 63.529,
    "l": 33.333
  },
  "oklch": {
    "l": 0.42134,
    "c": 0.14324,
    "h": 24.1
  },
  "luminance": 0.0659
}

Semantic roles & 50–950 ramp

primary

#8B1F23

secondary

#4CBAB6

accent

#E7E041

background

#FCF6F5

surface

#F8EBE9

border

#D1C6C5

text

#130604

muted

#827A79

Preview Lab

Preview with #8B1F23

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

Preview Lab → · Contrast checker → · Palette generator →