#871B16#871B16

#871B16 is a dark, vivid red. Relative luminance 0.060; OKLCH L 40.8% C 0.144 H 28.2°. Best body text is #FFFFFF at 9.55:1 contrast (WCAG AA passes).

Color values

HEX	#871B16
RGB	rgb(135, 27, 22)
HSL	hsl(3, 72%, 31%)
HSV	hsv(3, 84%, 53%)
CMYK	cmyk(0%, 80%, 83.7%, 47.1%)
CIE-LAB	lab(29.40, 44.46, 31.85)
CIE-LCH	lch(29.40, 54.69, 35.62°)
OKLab	oklab(40.85% 0.1269 0.0682)
OKLCH	oklch(40.85% 0.144 28.2)
XYZ	xyz(10.5297, 5.9944, 1.3615)
Luminance	0.0599 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#871B16 #168287

analogous

#871649 #871B16 #875316

triadic

#871B16 #16871B #1B1687

tetradic

#871B16 #498716 #168287 #531687

square

#871B16 #498716 #168287 #531687

split-complementary

#871B16 #168753 #164987

monochromatic

#1E0605 #52100D #871B16 #BC261F #DF4039

Accessibility & contrast

On white

9.55

#871B16 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.20

#871B16 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #871B16

9.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##871B16	#FFFFFF	#000000	##FFFFFF
##871B16	1.00	9.55	2.20	9.55
#FFFFFF	9.55	1.00	21.00	1.00
#000000	2.20	21.00	1.00	21.00
##FFFFFF	9.55	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3D3614

Deuteranopia (green-blind)

#584E10

Tritanopia (blue-blind)

#95001B

Achromatopsia (no color)

#454545

Design tokens & code

CSS

--color: #871b16;
/* rgb */ color: rgb(135, 27, 22);
/* oklch */ color: oklch(40.8% 0.144 28.2);

Tailwind

colors: {
  custom: {
    50: '#b36254',
    500: '#871b16',
    950: '#000000',
  },
}

SCSS

$custom: #871b16;
$custom-light: #b36254;
$custom-dark: #000000;

JSON

{
  "hex": "#871b16",
  "rgb": {
    "r": 135,
    "g": 27,
    "b": 22
  },
  "hsl": {
    "h": 2.655,
    "s": 71.975,
    "l": 30.784
  },
  "oklch": {
    "l": 0.4085,
    "c": 0.14406,
    "h": 28.2
  },
  "luminance": 0.05993
}

Semantic roles & 50–950 ramp

primary

#871B16

secondary

#3EB6BB

accent

#E7EF39

background

#FCF6F4

surface

#F8EBE7

border

#D1C6C3

text

#130603

muted

#827A78

Preview Lab

Preview with #871B16

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

Preview Lab → · Contrast checker → · Palette generator →