#871C18#871C18

#871C18 is a dark, vivid red. Relative luminance 0.060; OKLCH L 41.0% C 0.143 H 27.8°. Best body text is #FFFFFF at 9.50:1 contrast (WCAG AA passes).

Color values

HEX	#871C18
RGB	rgb(135, 28, 24)
HSL	hsl(2, 70%, 31%)
HSV	hsv(2, 82%, 53%)
CMYK	cmyk(0%, 79.3%, 82.2%, 47.1%)
CIE-LAB	lab(29.54, 44.19, 30.84)
CIE-LCH	lch(29.54, 53.89, 34.90°)
OKLab	oklab(40.96% 0.1265 0.0667)
OKLCH	oklch(40.96% 0.143 27.8)
XYZ	xyz(10.5731, 6.0490, 1.4748)
Luminance	0.0605 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#871C18 #188387

analogous

#87184B #871C18 #875318

triadic

#871C18 #18871C #1C1887

tetradic

#871C18 #4B8718 #188387 #531887

square

#871C18 #4B8718 #188387 #531887

split-complementary

#871C18 #188753 #184B87

monochromatic

#1F0606 #53110F #871C18 #BB2721 #DC433D

Accessibility & contrast

On white

9.50

#871C18 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.21

#871C18 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #871C18

9.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##871C18	#FFFFFF	#000000	##FFFFFF
##871C18	1.00	9.50	2.21	9.50
#FFFFFF	9.50	1.00	21.00	1.00
#000000	2.21	21.00	1.00	21.00
##FFFFFF	9.50	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3D3716

Deuteranopia (green-blind)

#584E13

Tritanopia (blue-blind)

#95001D

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #871c18;
/* rgb */ color: rgb(135, 28, 24);
/* oklch */ color: oklch(41.0% 0.143 27.8);

Tailwind

colors: {
  custom: {
    50: '#b26256',
    500: '#871c18',
    950: '#000000',
  },
}

SCSS

$custom: #871c18;
$custom-light: #b26256;
$custom-dark: #000000;

JSON

{
  "hex": "#871c18",
  "rgb": {
    "r": 135,
    "g": 28,
    "b": 24
  },
  "hsl": {
    "h": 2.162,
    "s": 69.811,
    "l": 31.176
  },
  "oklch": {
    "l": 0.40959,
    "c": 0.14299,
    "h": 27.8
  },
  "luminance": 0.06047
}

Semantic roles & 50–950 ramp

primary

#871C18

secondary

#40B6BB

accent

#E6ED3B

background

#FCF6F5

surface

#F8EBE9

border

#D1C6C5

text

#120603

muted

#817A78

Preview Lab

Preview with #871C18

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

Preview Lab → · Contrast checker → · Palette generator →