#8F181B#8F181B

#8F181B is a dark, vivid red. Relative luminance 0.066; OKLCH L 42.2% C 0.154 H 25.9°. Best body text is #FFFFFF at 9.07:1 contrast (WCAG AA passes).

Color values

HEX	#8F181B
RGB	rgb(143, 24, 27)
HSL	hsl(358, 71%, 33%)
HSV	hsv(358, 83%, 56%)
CMYK	cmyk(0%, 83.2%, 81.1%, 43.9%)
CIE-LAB	lab(30.82, 48.01, 30.91)
CIE-LCH	lch(30.82, 57.10, 32.78°)
OKLab	oklab(42.22% 0.1382 0.0671)
OKLCH	oklch(42.22% 0.154 25.9)
XYZ	xyz(11.8536, 6.5740, 1.6815)
Luminance	0.0657 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#8F181B #188F8C

analogous

#8F1857 #8F181B #8F5018

triadic

#8F181B #1B8F18 #181B8F

tetradic

#8F181B #578F18 #188F8C #50188F

square

#8F181B #578F18 #188F8C #50188F

split-complementary

#8F181B #188F50 #18578F

monochromatic

#260607 #5B0F11 #8F181B #C32125 #DF4246

Accessibility & contrast

On white

9.07

#8F181B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.31

#8F181B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #8F181B

9.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##8F181B	#FFFFFF	#000000	##FFFFFF
##8F181B	1.00	9.07	2.31	9.07
#FFFFFF	9.07	1.00	21.00	1.00
#000000	2.31	21.00	1.00	21.00
##FFFFFF	9.07	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3F381A

Deuteranopia (green-blind)

#5C5216

Tritanopia (blue-blind)

#9E001B

Achromatopsia (no color)

#494949

Design tokens & code

CSS

--color: #8f181b;
/* rgb */ color: rgb(143, 24, 27);
/* oklch */ color: oklch(42.2% 0.154 25.9);

Tailwind

colors: {
  custom: {
    50: '#b96258',
    500: '#8f181b',
    950: '#000000',
  },
}

SCSS

$custom: #8f181b;
$custom-light: #b96258;
$custom-dark: #000000;

JSON

{
  "hex": "#8f181b",
  "rgb": {
    "r": 143,
    "g": 24,
    "b": 27
  },
  "hsl": {
    "h": 358.487,
    "s": 71.257,
    "l": 32.745
  },
  "oklch": {
    "l": 0.42218,
    "c": 0.15365,
    "h": 25.9
  },
  "luminance": 0.06572
}

Semantic roles & 50–950 ramp

primary

#8F181B

secondary

#43C0BD

accent

#EEE93A

background

#FCF6F5

surface

#F8EBE9

border

#D1C6C5

text

#130603

muted

#827A78

Preview Lab

Preview with #8F181B

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

Preview Lab → · Contrast checker → · Palette generator →