#871B2E#871B2E

#871B2E is a dark, vivid red. Relative luminance 0.061; OKLCH L 41.2% C 0.142 H 16.9°. Best body text is #FFFFFF at 9.43:1 contrast (WCAG AA passes).

Color values

HEX	#871B2E
RGB	rgb(135, 27, 46)
HSL	hsl(349, 67%, 32%)
HSV	hsv(349, 80%, 53%)
CMYK	cmyk(0%, 80%, 65.9%, 47.1%)
CIE-LAB	lab(29.75, 45.57, 17.18)
CIE-LCH	lch(29.75, 48.70, 20.66°)
OKLab	oklab(41.22% 0.1359 0.0413)
OKLCH	oklch(41.22% 0.142 16.9)
XYZ	xyz(10.8779, 6.1337, 3.1954)
Luminance	0.0613 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#871B2E #1B8774

analogous

#871B64 #871B2E #873E1B

triadic

#871B2E #2E871B #1B2E87

tetradic

#871B2E #64871B #1B8774 #3E1B87

square

#871B2E #64871B #1B8774 #3E1B87

split-complementary

#871B2E #1B873E #1B6487

monochromatic

#21070B #54111D #871B2E #BA253F #D9435D

Accessibility & contrast

On white

9.43

#871B2E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.23

#871B2E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #871B2E

9.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##871B2E	#FFFFFF	#000000	##FFFFFF
##871B2E	1.00	9.43	2.23	9.43
#FFFFFF	9.43	1.00	21.00	1.00
#000000	2.23	21.00	1.00	21.00
##FFFFFF	9.43	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3A382E

Deuteranopia (green-blind)

#564E2B

Tritanopia (blue-blind)

#950023

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #871b2e;
/* rgb */ color: rgb(135, 27, 46);
/* oklch */ color: oklch(41.2% 0.142 16.9);

Tailwind

colors: {
  custom: {
    50: '#b16366',
    500: '#871b2e',
    950: '#000000',
  },
}

SCSS

$custom: #871b2e;
$custom-light: #b16366;
$custom-dark: #000000;

JSON

{
  "hex": "#871b2e",
  "rgb": {
    "r": 135,
    "g": 27,
    "b": 46
  },
  "hsl": {
    "h": 349.444,
    "s": 66.667,
    "l": 31.765
  },
  "oklch": {
    "l": 0.41221,
    "c": 0.14203,
    "h": 16.9
  },
  "luminance": 0.06132
}

Semantic roles & 50–950 ramp

primary

#871B2E

secondary

#44BAA5

accent

#EACB3E

background

#FBF6F6

surface

#F6EBEB

border

#D0C6C6

text

#120605

muted

#817A7A

Preview Lab

Preview with #871B2E

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

Preview Lab → · Contrast checker → · Palette generator →