#871B2A#871B2A

#871B2A is a dark, vivid red. Relative luminance 0.061; OKLCH L 41.1% C 0.142 H 19.1°. Best body text is #FFFFFF at 9.46:1 contrast (WCAG AA passes).

Color values

HEX	#871B2A
RGB	rgb(135, 27, 42)
HSL	hsl(352, 67%, 32%)
HSV	hsv(352, 80%, 53%)
CMYK	cmyk(0%, 80%, 68.9%, 47.1%)
CIE-LAB	lab(29.67, 45.33, 19.72)
CIE-LCH	lch(29.67, 49.44, 23.51°)
OKLab	oklab(41.14% 0.1343 0.0465)
OKLCH	oklch(41.14% 0.142 19.1)
XYZ	xyz(10.8027, 6.1036, 2.7993)
Luminance	0.0610 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#871B2A #1B8778

analogous

#871B60 #871B2A #87421B

triadic

#871B2A #2A871B #1B2A87

tetradic

#871B2A #60871B #1B8778 #421B87

square

#871B2A #60871B #1B8778 #421B87

split-complementary

#871B2A #1B8742 #1B6087

monochromatic

#21070A #54111A #871B2A #BA253A #D94358

Accessibility & contrast

On white

9.46

#871B2A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.22

#871B2A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #871B2A

9.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##871B2A	#FFFFFF	#000000	##FFFFFF
##871B2A	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)

#3B372A

Deuteranopia (green-blind)

#564E27

Tritanopia (blue-blind)

#950022

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #871b2a;
/* rgb */ color: rgb(135, 27, 42);
/* oklch */ color: oklch(41.1% 0.142 19.1);

Tailwind

colors: {
  custom: {
    50: '#b16263',
    500: '#871b2a',
    950: '#000000',
  },
}

SCSS

$custom: #871b2a;
$custom-light: #b16263;
$custom-dark: #000000;

JSON

{
  "hex": "#871b2a",
  "rgb": {
    "r": 135,
    "g": 27,
    "b": 42
  },
  "hsl": {
    "h": 351.667,
    "s": 66.667,
    "l": 31.765
  },
  "oklch": {
    "l": 0.41141,
    "c": 0.14209,
    "h": 19.1
  },
  "luminance": 0.06102
}

Semantic roles & 50–950 ramp

primary

#871B2A

secondary

#44BAAA

accent

#EAD23E

background

#FBF6F5

surface

#F6EBEA

border

#D0C6C6

text

#120605

muted

#817A79

Preview Lab

Preview with #871B2A

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

Preview Lab → · Contrast checker → · Palette generator →