#871F1D#871F1D

#871F1D is a dark, vivid red. Relative luminance 0.062; OKLCH L 41.3% C 0.140 H 26.7°. Best body text is #FFFFFF at 9.36:1 contrast (WCAG AA passes).

Color values

HEX	#871F1D
RGB	rgb(135, 31, 29)
HSL	hsl(1, 65%, 32%)
HSV	hsv(1, 79%, 53%)
CMYK	cmyk(0%, 77%, 78.5%, 47.1%)
CIE-LAB	lab(29.96, 43.34, 28.31)
CIE-LCH	lch(29.96, 51.77, 33.15°)
OKLab	oklab(41.3% 0.1249 0.0628)
OKLCH	oklch(41.3% 0.14 26.7)
XYZ	xyz(10.7047, 6.2212, 1.7993)
Luminance	0.0622 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#871F1D #1D8587

analogous

#871D50 #871F1D #87541D

triadic

#871F1D #1D871F #1F1D87

tetradic

#871F1D #50871D #1D8587 #541D87

square

#871F1D #50871D #1D8587 #541D87

split-complementary

#871F1D #1D8754 #1D5087

monochromatic

#220807 #551312 #871F1D #B92B28 #D74A47

Accessibility & contrast

On white

9.36

#871F1D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.24

#871F1D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #871F1D

9.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##871F1D	#FFFFFF	#000000	##FFFFFF
##871F1D	1.00	9.36	2.24	9.36
#FFFFFF	9.36	1.00	21.00	1.00
#000000	2.24	21.00	1.00	21.00
##FFFFFF	9.36	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3E381C

Deuteranopia (green-blind)

#584F19

Tritanopia (blue-blind)

#950020

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #871f1d;
/* rgb */ color: rgb(135, 31, 29);
/* oklch */ color: oklch(41.3% 0.140 26.7);

Tailwind

colors: {
  custom: {
    50: '#b26459',
    500: '#871f1d',
    950: '#000000',
  },
}

SCSS

$custom: #871f1d;
$custom-light: #b26459;
$custom-dark: #000000;

JSON

{
  "hex": "#871f1d",
  "rgb": {
    "r": 135,
    "g": 31,
    "b": 29
  },
  "hsl": {
    "h": 1.132,
    "s": 64.634,
    "l": 32.157
  },
  "oklch": {
    "l": 0.41295,
    "c": 0.13979,
    "h": 26.7
  },
  "luminance": 0.0622
}

Semantic roles & 50–950 ramp

primary

#871F1D

secondary

#46B7B9

accent

#E4E840

background

#FBF6F5

surface

#F7EBE9

border

#D0C6C5

text

#120603

muted

#817A78

Preview Lab

Preview with #871F1D

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

Preview Lab → · Contrast checker → · Palette generator →