#871F1A#871F1A

#871F1A is a dark, vivid red. Relative luminance 0.062; OKLCH L 41.3% C 0.140 H 27.9°. Best body text is #FFFFFF at 9.37:1 contrast (WCAG AA passes).

Color values

HEX	#871F1A
RGB	rgb(135, 31, 26)
HSL	hsl(3, 68%, 32%)
HSV	hsv(3, 81%, 53%)
CMYK	cmyk(0%, 77%, 80.7%, 47.1%)
CIE-LAB	lab(29.93, 43.23, 30.06)
CIE-LCH	lch(29.93, 52.65, 34.82°)
OKLab	oklab(41.26% 0.1239 0.0657)
OKLCH	oklch(41.26% 0.14 27.9)
XYZ	xyz(10.6694, 6.2071, 1.6134)
Luminance	0.0621 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#871F1A #1A8287

analogous

#871A4C #871F1A #87561A

triadic

#871F1A #1A871F #1F1A87

tetradic

#871F1A #4C871A #1A8287 #561A87

square

#871F1A #4C871A #1A8287 #561A87

split-complementary

#871F1A #1A8756 #1A4C87

monochromatic

#200706 #541310 #871F1A #BA2B24 #DA4841

Accessibility & contrast

On white

9.37

#871F1A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.24

#871F1A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #871F1A

9.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##871F1A	#FFFFFF	#000000	##FFFFFF
##871F1A	1.00	9.37	2.24	9.37
#FFFFFF	9.37	1.00	21.00	1.00
#000000	2.24	21.00	1.00	21.00
##FFFFFF	9.37	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3F3818

Deuteranopia (green-blind)

#584F15

Tritanopia (blue-blind)

#95001F

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #871f1a;
/* rgb */ color: rgb(135, 31, 26);
/* oklch */ color: oklch(41.3% 0.140 27.9);

Tailwind

colors: {
  custom: {
    50: '#b26457',
    500: '#871f1a',
    950: '#000000',
  },
}

SCSS

$custom: #871f1a;
$custom-light: #b26457;
$custom-dark: #000000;

JSON

{
  "hex": "#871f1a",
  "rgb": {
    "r": 135,
    "g": 31,
    "b": 26
  },
  "hsl": {
    "h": 2.752,
    "s": 67.702,
    "l": 31.569
  },
  "oklch": {
    "l": 0.41258,
    "c": 0.14022,
    "h": 27.9
  },
  "luminance": 0.06205
}

Semantic roles & 50–950 ramp

primary

#871F1A

secondary

#42B5BA

accent

#E3EB3D

background

#FBF6F5

surface

#F7EBE9

border

#D0C6C5

text

#120603

muted

#817A78

Preview Lab

Preview with #871F1A

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

Preview Lab → · Contrast checker → · Palette generator →