#871E1F#871E1F

#871E1F is a dark, vivid red. Relative luminance 0.062; OKLCH L 41.2% C 0.140 H 25.5°. Best body text is #FFFFFF at 9.39:1 contrast (WCAG AA passes).

Color values

HEX	#871E1F
RGB	rgb(135, 30, 31)
HSL	hsl(359, 64%, 32%)
HSV	hsv(359, 78%, 53%)
CMYK	cmyk(0%, 77.8%, 77%, 47.1%)
CIE-LAB	lab(29.86, 43.78, 26.97)
CIE-LCH	lch(29.86, 51.42, 31.63°)
OKLab	oklab(41.23% 0.1268 0.0604)
OKLCH	oklch(41.23% 0.14 25.5)
XYZ	xyz(10.7045, 6.1800, 1.9253)
Luminance	0.0618 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#871E1F #1E8786

analogous

#871E53 #871E1F #87521E

triadic

#871E1F #1F871E #1E1F87

tetradic

#871E1F #53871E #1E8786 #521E87

square

#871E1F #53871E #1E8786 #521E87

split-complementary

#871E1F #1E8752 #1E5387

monochromatic

#230808 #551314 #871E1F #B9292A #D7494A

Accessibility & contrast

On white

9.39

#871E1F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.24

#871E1F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #871E1F

9.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##871E1F	#FFFFFF	#000000	##FFFFFF
##871E1F	1.00	9.39	2.24	9.39
#FFFFFF	9.39	1.00	21.00	1.00
#000000	2.24	21.00	1.00	21.00
##FFFFFF	9.39	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3E381E

Deuteranopia (green-blind)

#584F1B

Tritanopia (blue-blind)

#950020

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #871e1f;
/* rgb */ color: rgb(135, 30, 31);
/* oklch */ color: oklch(41.2% 0.140 25.5);

Tailwind

colors: {
  custom: {
    50: '#b2635b',
    500: '#871e1f',
    950: '#000000',
  },
}

SCSS

$custom: #871e1f;
$custom-light: #b2635b;
$custom-dark: #000000;

JSON

{
  "hex": "#871e1f",
  "rgb": {
    "r": 135,
    "g": 30,
    "b": 31
  },
  "hsl": {
    "h": 359.429,
    "s": 63.636,
    "l": 32.353
  },
  "oklch": {
    "l": 0.41228,
    "c": 0.1404,
    "h": 25.5
  },
  "luminance": 0.06178
}

Semantic roles & 50–950 ramp

primary

#871E1F

secondary

#48B9B8

accent

#E7E541

background

#FBF6F5

surface

#F7EBE9

border

#D0C6C5

text

#120604

muted

#817A79

Preview Lab

Preview with #871E1F

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

Preview Lab → · Contrast checker → · Palette generator →