#871D2B#871D2B

#871D2B is a dark, vivid red. Relative luminance 0.062; OKLCH L 41.3% C 0.140 H 19.1°. Best body text is #FFFFFF at 9.37:1 contrast (WCAG AA passes).

Color values

HEX	#871D2B
RGB	rgb(135, 29, 43)
HSL	hsl(352, 65%, 32%)
HSV	hsv(352, 79%, 53%)
CMYK	cmyk(0%, 78.5%, 68.1%, 47.1%)
CIE-LAB	lab(29.93, 44.73, 19.38)
CIE-LCH	lch(29.93, 48.75, 23.43°)
OKLab	oklab(41.34% 0.1326 0.0459)
OKLCH	oklch(41.34% 0.14 19.1)
XYZ	xyz(10.8683, 6.2057, 2.9106)
Luminance	0.0620 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#871D2B #1D8779

analogous

#871D60 #871D2B #87441D

triadic

#871D2B #2B871D #1D2B87

tetradic

#871D2B #60871D #1D8779 #441D87

square

#871D2B #60871D #1D8779 #441D87

split-complementary

#871D2B #1D8744 #1D6087

monochromatic

#22070B #55121B #871D2B #B9283B #D7475A

Accessibility & contrast

On white

9.37

#871D2B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.24

#871D2B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #871D2B

9.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##871D2B	#FFFFFF	#000000	##FFFFFF
##871D2B	1.00	9.37	2.24	9.37
#FFFFFF	9.37	1.00	21.00	1.00
#000000	2.24	21.00	1.00	21.00
##FFFFFF	9.37	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3C382B

Deuteranopia (green-blind)

#564F28

Tritanopia (blue-blind)

#950023

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #871d2b;
/* rgb */ color: rgb(135, 29, 43);
/* oklch */ color: oklch(41.3% 0.140 19.1);

Tailwind

colors: {
  custom: {
    50: '#b16364',
    500: '#871d2b',
    950: '#000000',
  },
}

SCSS

$custom: #871d2b;
$custom-light: #b16364;
$custom-dark: #000000;

JSON

{
  "hex": "#871d2b",
  "rgb": {
    "r": 135,
    "g": 29,
    "b": 43
  },
  "hsl": {
    "h": 352.075,
    "s": 64.634,
    "l": 32.157
  },
  "oklch": {
    "l": 0.41335,
    "c": 0.14027,
    "h": 19.1
  },
  "luminance": 0.06204
}

Semantic roles & 50–950 ramp

primary

#871D2B

secondary

#46B9AA

accent

#E8D240

background

#FBF6F5

surface

#F6EBEA

border

#D0C6C6

text

#120605

muted

#817A79

Preview Lab

Preview with #871D2B

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

Preview Lab → · Contrast checker → · Palette generator →