#871C2A#871C2A

#871C2A is a dark, vivid red. Relative luminance 0.061; OKLCH L 41.2% C 0.141 H 19.4°. Best body text is #FFFFFF at 9.42:1 contrast (WCAG AA passes).

Color values

HEX	#871C2A
RGB	rgb(135, 28, 42)
HSL	hsl(352, 66%, 32%)
HSV	hsv(352, 79%, 53%)
CMYK	cmyk(0%, 79.3%, 68.9%, 47.1%)
CIE-LAB	lab(29.79, 45.01, 19.86)
CIE-LCH	lch(29.79, 49.20, 23.81°)
OKLab	oklab(41.23% 0.1332 0.0469)
OKLCH	oklch(41.23% 0.141 19.4)
XYZ	xyz(10.8260, 6.1502, 2.8071)
Luminance	0.0615 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#871C2A #1C8779

analogous

#871C5F #871C2A #87441C

triadic

#871C2A #2A871C #1C2A87

tetradic

#871C2A #5F871C #1C8779 #441C87

square

#871C2A #5F871C #1C8779 #441C87

split-complementary

#871C2A #1C8744 #1C5F87

monochromatic

#22070A #54111A #871C2A #BA273A #D84558

Accessibility & contrast

On white

9.42

#871C2A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.23

#871C2A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #871C2A

9.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##871C2A	#FFFFFF	#000000	##FFFFFF
##871C2A	1.00	9.42	2.23	9.42
#FFFFFF	9.42	1.00	21.00	1.00
#000000	2.23	21.00	1.00	21.00
##FFFFFF	9.42	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3B382A

Deuteranopia (green-blind)

#564E27

Tritanopia (blue-blind)

#950022

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #871c2a;
/* rgb */ color: rgb(135, 28, 42);
/* oklch */ color: oklch(41.2% 0.141 19.4);

Tailwind

colors: {
  custom: {
    50: '#b16363',
    500: '#871c2a',
    950: '#000000',
  },
}

SCSS

$custom: #871c2a;
$custom-light: #b16363;
$custom-dark: #000000;

JSON

{
  "hex": "#871c2a",
  "rgb": {
    "r": 135,
    "g": 28,
    "b": 42
  },
  "hsl": {
    "h": 352.15,
    "s": 65.644,
    "l": 31.961
  },
  "oklch": {
    "l": 0.41227,
    "c": 0.14122,
    "h": 19.4
  },
  "luminance": 0.06149
}

Semantic roles & 50–950 ramp

primary

#871C2A

secondary

#45BAAB

accent

#E9D23F

background

#FBF6F5

surface

#F6EBEA

border

#D0C6C6

text

#120605

muted

#817A79

Preview Lab

Preview with #871C2A

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

Preview Lab → · Contrast checker → · Palette generator →