#871D18#871D18

#871D18 is a dark, vivid red. Relative luminance 0.061; OKLCH L 41.0% C 0.142 H 28.1°. Best body text is #FFFFFF at 9.46:1 contrast (WCAG AA passes).

Color values

HEX	#871D18
RGB	rgb(135, 29, 24)
HSL	hsl(3, 70%, 31%)
HSV	hsv(3, 82%, 53%)
CMYK	cmyk(0%, 78.5%, 82.2%, 47.1%)
CIE-LAB	lab(29.66, 43.86, 30.96)
CIE-LCH	lch(29.66, 53.68, 35.22°)
OKLab	oklab(41.05% 0.1254 0.0669)
OKLCH	oklch(41.05% 0.142 28.1)
XYZ	xyz(10.5972, 6.0973, 1.4829)
Luminance	0.0610 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#871D18 #188287

analogous

#87184A #871D18 #875418

triadic

#871D18 #18871D #1D1887

tetradic

#871D18 #4A8718 #188287 #541887

square

#871D18 #4A8718 #188287 #541887

split-complementary

#871D18 #188754 #184A87

monochromatic

#1F0706 #53120F #871D18 #BB2821 #DC443D

Accessibility & contrast

On white

9.46

#871D18 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.22

#871D18 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #871D18

9.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##871D18	#FFFFFF	#000000	##FFFFFF
##871D18	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)

#3E3716

Deuteranopia (green-blind)

#584E13

Tritanopia (blue-blind)

#95001D

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #871d18;
/* rgb */ color: rgb(135, 29, 24);
/* oklch */ color: oklch(41.0% 0.142 28.1);

Tailwind

colors: {
  custom: {
    50: '#b26356',
    500: '#871d18',
    950: '#000000',
  },
}

SCSS

$custom: #871d18;
$custom-light: #b26356;
$custom-dark: #000000;

JSON

{
  "hex": "#871d18",
  "rgb": {
    "r": 135,
    "g": 29,
    "b": 24
  },
  "hsl": {
    "h": 2.703,
    "s": 69.811,
    "l": 31.176
  },
  "oklch": {
    "l": 0.41049,
    "c": 0.14218,
    "h": 28.1
  },
  "luminance": 0.06096
}

Semantic roles & 50–950 ramp

primary

#871D18

secondary

#40B5BB

accent

#E5ED3B

background

#FCF6F5

surface

#F8EBE9

border

#D1C6C5

text

#120603

muted

#817A78

Preview Lab

Preview with #871D18

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

Preview Lab → · Contrast checker → · Palette generator →