#871B29#871B29

#871B29 is a dark, vivid red. Relative luminance 0.061; OKLCH L 41.1% C 0.142 H 19.6°. Best body text is #FFFFFF at 9.46:1 contrast (WCAG AA passes).

Color values

HEX	#871B29
RGB	rgb(135, 27, 41)
HSL	hsl(352, 67%, 32%)
HSV	hsv(352, 80%, 53%)
CMYK	cmyk(0%, 80%, 69.6%, 47.1%)
CIE-LAB	lab(29.65, 45.28, 20.35)
CIE-LCH	lch(29.65, 49.64, 24.20°)
OKLab	oklab(41.12% 0.1339 0.0478)
OKLCH	oklch(41.12% 0.142 19.6)
XYZ	xyz(10.7850, 6.0965, 2.7063)
Luminance	0.0609 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#871B29 #1B8779

analogous

#871B5F #871B29 #87431B

triadic

#871B29 #29871B #1B2987

tetradic

#871B29 #5F871B #1B8779 #431B87

square

#871B29 #5F871B #1B8779 #431B87

split-complementary

#871B29 #1B8743 #1B5F87

monochromatic

#21070A #54111A #871B29 #BA2538 #D94356

Accessibility & contrast

On white

9.46

#871B29 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.22

#871B29 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #871B29

9.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##871B29	#FFFFFF	#000000	##FFFFFF
##871B29	1.00	9.46	2.22	9.46
#FFFFFF	9.46	1.00	21.00	1.00
#000000	2.22	21.00	1.00	21.00
##FFFFFF	9.46	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3B3729

Deuteranopia (green-blind)

#564E26

Tritanopia (blue-blind)

#950021

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #871b29;
/* rgb */ color: rgb(135, 27, 41);
/* oklch */ color: oklch(41.1% 0.142 19.6);

Tailwind

colors: {
  custom: {
    50: '#b16262',
    500: '#871b29',
    950: '#000000',
  },
}

SCSS

$custom: #871b29;
$custom-light: #b16262;
$custom-dark: #000000;

JSON

{
  "hex": "#871b29",
  "rgb": {
    "r": 135,
    "g": 27,
    "b": 41
  },
  "hsl": {
    "h": 352.222,
    "s": 66.667,
    "l": 31.765
  },
  "oklch": {
    "l": 0.41122,
    "c": 0.14213,
    "h": 19.6
  },
  "luminance": 0.06095
}

Semantic roles & 50–950 ramp

primary

#871B29

secondary

#44BAAB

accent

#EAD33E

background

#FBF6F5

surface

#F6EBEA

border

#D0C6C6

text

#120605

muted

#817A79

Preview Lab

Preview with #871B29

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

Preview Lab → · Contrast checker → · Palette generator →