#8C171B#8C171B

#8C171B is a dark, vivid red. Relative luminance 0.063; OKLCH L 41.6% C 0.151 H 25.6°. Best body text is #FFFFFF at 9.32:1 contrast (WCAG AA passes).

Color values

HEX	#8C171B
RGB	rgb(140, 23, 27)
HSL	hsl(358, 72%, 32%)
HSV	hsv(358, 84%, 55%)
CMYK	cmyk(0%, 83.6%, 80.7%, 45.1%)
CIE-LAB	lab(30.08, 47.38, 29.95)
CIE-LCH	lch(30.08, 56.05, 32.30°)
OKLab	oklab(41.56% 0.1366 0.0653)
OKLCH	oklch(41.56% 0.151 25.6)
XYZ	xyz(11.3208, 6.2692, 1.6507)
Luminance	0.0627 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#8C171B #178C88

analogous

#8C1756 #8C171B #8C4E17

triadic

#8C171B #1B8C17 #171B8C

tetradic

#8C171B #568C17 #178C88 #4E178C

square

#8C171B #568C17 #178C88 #4E178C

split-complementary

#8C171B #178C4E #17568C

monochromatic

#230607 #570E11 #8C171B #C12025 #DF3E44

Accessibility & contrast

On white

9.32

#8C171B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.25

#8C171B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #8C171B

9.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##8C171B	#FFFFFF	#000000	##FFFFFF
##8C171B	1.00	9.32	2.25	9.32
#FFFFFF	9.32	1.00	21.00	1.00
#000000	2.25	21.00	1.00	21.00
##FFFFFF	9.32	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3D371A

Deuteranopia (green-blind)

#5A5016

Tritanopia (blue-blind)

#9B001A

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #8c171b;
/* rgb */ color: rgb(140, 23, 27);
/* oklch */ color: oklch(41.6% 0.151 25.6);

Tailwind

colors: {
  custom: {
    50: '#b66158',
    500: '#8c171b',
    950: '#000000',
  },
}

SCSS

$custom: #8c171b;
$custom-light: #b66158;
$custom-dark: #000000;

JSON

{
  "hex": "#8c171b",
  "rgb": {
    "r": 140,
    "g": 23,
    "b": 27
  },
  "hsl": {
    "h": 357.949,
    "s": 71.779,
    "l": 31.961
  },
  "oklch": {
    "l": 0.41561,
    "c": 0.15139,
    "h": 25.6
  },
  "luminance": 0.06267
}

Semantic roles & 50–950 ramp

primary

#8C171B

secondary

#3FBFBB

accent

#EFE839

background

#FCF6F5

surface

#F8EBE9

border

#D1C6C5

text

#130603

muted

#827A78

Preview Lab

Preview with #8C171B

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

Preview Lab → · Contrast checker → · Palette generator →