#871C2B#871C2B

#871C2B is a dark, vivid red. Relative luminance 0.062; OKLCH L 41.2% C 0.141 H 18.8°. Best body text is #FFFFFF at 9.41:1 contrast (WCAG AA passes).

Color values

HEX	#871C2B
RGB	rgb(135, 28, 43)
HSL	hsl(352, 66%, 32%)
HSV	hsv(352, 79%, 53%)
CMYK	cmyk(0%, 79.3%, 68.1%, 47.1%)
CIE-LAB	lab(29.81, 45.06, 19.23)
CIE-LCH	lch(29.81, 49.00, 23.11°)
OKLab	oklab(41.25% 0.1336 0.0456)
OKLCH	oklch(41.25% 0.141 18.8)
XYZ	xyz(10.8442, 6.1575, 2.9025)
Luminance	0.0616 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#871C2B #1C8778

analogous

#871C61 #871C2B #87431C

triadic

#871C2B #2B871C #1C2B87

tetradic

#871C2B #61871C #1C8778 #431C87

square

#871C2B #61871C #1C8778 #431C87

split-complementary

#871C2B #1C8743 #1C6187

monochromatic

#22070B #54111B #871C2B #BA273B #D8455A

Accessibility & contrast

On white

9.41

#871C2B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.23

#871C2B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #871C2B

9.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##871C2B	#FFFFFF	#000000	##FFFFFF
##871C2B	1.00	9.41	2.23	9.41
#FFFFFF	9.41	1.00	21.00	1.00
#000000	2.23	21.00	1.00	21.00
##FFFFFF	9.41	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3B382B

Deuteranopia (green-blind)

#564E28

Tritanopia (blue-blind)

#950023

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #871c2b;
/* rgb */ color: rgb(135, 28, 43);
/* oklch */ color: oklch(41.2% 0.141 18.8);

Tailwind

colors: {
  custom: {
    50: '#b16364',
    500: '#871c2b',
    950: '#000000',
  },
}

SCSS

$custom: #871c2b;
$custom-light: #b16364;
$custom-dark: #000000;

JSON

{
  "hex": "#871c2b",
  "rgb": {
    "r": 135,
    "g": 28,
    "b": 43
  },
  "hsl": {
    "h": 351.589,
    "s": 65.644,
    "l": 31.961
  },
  "oklch": {
    "l": 0.41246,
    "c": 0.14118,
    "h": 18.8
  },
  "luminance": 0.06156
}

Semantic roles & 50–950 ramp

primary

#871C2B

secondary

#45BAAA

accent

#E9D13F

background

#FBF6F5

surface

#F6EBEA

border

#D0C6C6

text

#120605

muted

#817A79

Preview Lab

Preview with #871C2B

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

Preview Lab → · Contrast checker → · Palette generator →