#871B28#871B28

#871B28 is a dark, vivid red. Relative luminance 0.061; OKLCH L 41.1% C 0.142 H 20.2°. Best body text is #FFFFFF at 9.47:1 contrast (WCAG AA passes).

Color values

HEX	#871B28
RGB	rgb(135, 27, 40)
HSL	hsl(353, 67%, 32%)
HSV	hsv(353, 80%, 53%)
CMYK	cmyk(0%, 80%, 70.4%, 47.1%)
CIE-LAB	lab(29.64, 45.22, 20.98)
CIE-LCH	lch(29.64, 49.85, 24.89°)
OKLab	oklab(41.1% 0.1335 0.0491)
OKLCH	oklch(41.1% 0.142 20.2)
XYZ	xyz(10.7678, 6.0896, 2.6155)
Luminance	0.0609 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#871B28 #1B877A

analogous

#871B5E #871B28 #87441B

triadic

#871B28 #28871B #1B2887

tetradic

#871B28 #5E871B #1B877A #441B87

square

#871B28 #5E871B #1B877A #441B87

split-complementary

#871B28 #1B8744 #1B5E87

monochromatic

#21070A #541119 #871B28 #BA2537 #D94355

Accessibility & contrast

On white

9.47

#871B28 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.22

#871B28 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #871B28

9.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##871B28	#FFFFFF	#000000	##FFFFFF
##871B28	1.00	9.47	2.22	9.47
#FFFFFF	9.47	1.00	21.00	1.00
#000000	2.22	21.00	1.00	21.00
##FFFFFF	9.47	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3B3728

Deuteranopia (green-blind)

#564E25

Tritanopia (blue-blind)

#950021

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #871b28;
/* rgb */ color: rgb(135, 27, 40);
/* oklch */ color: oklch(41.1% 0.142 20.2);

Tailwind

colors: {
  custom: {
    50: '#b16261',
    500: '#871b28',
    950: '#000000',
  },
}

SCSS

$custom: #871b28;
$custom-light: #b16261;
$custom-dark: #000000;

JSON

{
  "hex": "#871b28",
  "rgb": {
    "r": 135,
    "g": 27,
    "b": 40
  },
  "hsl": {
    "h": 352.778,
    "s": 66.667,
    "l": 31.765
  },
  "oklch": {
    "l": 0.41104,
    "c": 0.14218,
    "h": 20.2
  },
  "luminance": 0.06088
}

Semantic roles & 50–950 ramp

primary

#871B28

secondary

#44BAAC

accent

#EAD53E

background

#FBF6F5

surface

#F6EBE9

border

#D0C6C5

text

#120605

muted

#817A79

Preview Lab

Preview with #871B28

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

Preview Lab → · Contrast checker → · Palette generator →