#871A31#871A31

#871A31 is a dark, vivid red. Relative luminance 0.061; OKLCH L 41.2% C 0.143 H 14.9°. Best body text is #FFFFFF at 9.45:1 contrast (WCAG AA passes).

Color values

HEX	#871A31
RGB	rgb(135, 26, 49)
HSL	hsl(347, 68%, 32%)
HSV	hsv(347, 81%, 53%)
CMYK	cmyk(0%, 80.7%, 63.7%, 47.1%)
CIE-LAB	lab(29.70, 46.08, 15.13)
CIE-LCH	lch(29.70, 48.50, 18.18°)
OKLab	oklab(41.2% 0.1382 0.0368)
OKLCH	oklch(41.2% 0.143 14.9)
XYZ	xyz(10.9166, 6.1131, 3.5103)
Luminance	0.0611 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#871A31 #1A8770

analogous

#871A68 #871A31 #87391A

triadic

#871A31 #31871A #1A3187

tetradic

#871A31 #68871A #1A8770 #391A87

square

#871A31 #68871A #1A8770 #391A87

split-complementary

#871A31 #1A8739 #1A6887

monochromatic

#20060C #54101E #871A31 #BA2444 #DA4161

Accessibility & contrast

On white

9.45

#871A31 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.22

#871A31 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #871A31

9.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##871A31	#FFFFFF	#000000	##FFFFFF
##871A31	1.00	9.45	2.22	9.45
#FFFFFF	9.45	1.00	21.00	1.00
#000000	2.22	21.00	1.00	21.00
##FFFFFF	9.45	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#393831

Deuteranopia (green-blind)

#554E2E

Tritanopia (blue-blind)

#940024

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #871a31;
/* rgb */ color: rgb(135, 26, 49);
/* oklch */ color: oklch(41.2% 0.143 14.9);

Tailwind

colors: {
  custom: {
    50: '#b16268',
    500: '#871a31',
    950: '#000000',
  },
}

SCSS

$custom: #871a31;
$custom-light: #b16268;
$custom-dark: #000000;

JSON

{
  "hex": "#871a31",
  "rgb": {
    "r": 135,
    "g": 26,
    "b": 49
  },
  "hsl": {
    "h": 347.339,
    "s": 67.702,
    "l": 31.569
  },
  "oklch": {
    "l": 0.41202,
    "c": 0.143,
    "h": 14.9
  },
  "luminance": 0.06111
}

Semantic roles & 50–950 ramp

primary

#871A31

secondary

#42BAA1

accent

#EBC63D

background

#FBF6F6

surface

#F6EBEB

border

#D0C6C6

text

#120606

muted

#817A7A

Preview Lab

Preview with #871A31

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

Preview Lab → · Contrast checker → · Palette generator →