#871C1D#871C1D

#871C1D is a dark, vivid red. Relative luminance 0.061; OKLCH L 41.0% C 0.142 H 25.8°. Best body text is #FFFFFF at 9.49:1 contrast (WCAG AA passes).

Color values

HEX	#871C1D
RGB	rgb(135, 28, 29)
HSL	hsl(359, 66%, 32%)
HSV	hsv(359, 79%, 53%)
CMYK	cmyk(0%, 79.3%, 78.5%, 47.1%)
CIE-LAB	lab(29.59, 44.38, 27.90)
CIE-LCH	lch(29.59, 52.42, 32.16°)
OKLab	oklab(41.02% 0.1282 0.0619)
OKLCH	oklch(41.02% 0.142 25.8)
XYZ	xyz(10.6300, 6.0718, 1.7744)
Luminance	0.0607 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#871C1D #1C8786

analogous

#871C53 #871C1D #87511C

triadic

#871C1D #1D871C #1C1D87

tetradic

#871C1D #53871C #1C8786 #511C87

square

#871C1D #53871C #1C8786 #511C87

split-complementary

#871C1D #1C8751 #1C5387

monochromatic

#220707 #541112 #871C1D #BA2728 #D84546

Accessibility & contrast

On white

9.49

#871C1D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.21

#871C1D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #871C1D

9.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##871C1D	#FFFFFF	#000000	##FFFFFF
##871C1D	1.00	9.49	2.21	9.49
#FFFFFF	9.49	1.00	21.00	1.00
#000000	2.21	21.00	1.00	21.00
##FFFFFF	9.49	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3D371C

Deuteranopia (green-blind)

#574E19

Tritanopia (blue-blind)

#95001E

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #871c1d;
/* rgb */ color: rgb(135, 28, 29);
/* oklch */ color: oklch(41.0% 0.142 25.8);

Tailwind

colors: {
  custom: {
    50: '#b26259',
    500: '#871c1d',
    950: '#000000',
  },
}

SCSS

$custom: #871c1d;
$custom-light: #b26259;
$custom-dark: #000000;

JSON

{
  "hex": "#871c1d",
  "rgb": {
    "r": 135,
    "g": 28,
    "b": 29
  },
  "hsl": {
    "h": 359.439,
    "s": 65.644,
    "l": 31.961
  },
  "oklch": {
    "l": 0.41019,
    "c": 0.14234,
    "h": 25.8
  },
  "luminance": 0.0607
}

Semantic roles & 50–950 ramp

primary

#871C1D

secondary

#45BAB9

accent

#E9E73F

background

#FBF6F5

surface

#F7EBE9

border

#D0C6C5

text

#120603

muted

#817A78

Preview Lab

Preview with #871C1D

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

Preview Lab → · Contrast checker → · Palette generator →