#871C31#871C31

#871C31 is a dark, vivid red. Relative luminance 0.062; OKLCH L 41.4% C 0.141 H 15.4°. Best body text is #FFFFFF at 9.37:1 contrast (WCAG AA passes).

Color values

HEX	#871C31
RGB	rgb(135, 28, 49)
HSL	hsl(348, 66%, 32%)
HSV	hsv(348, 79%, 53%)
CMYK	cmyk(0%, 79.3%, 63.7%, 47.1%)
CIE-LAB	lab(29.92, 45.44, 15.43)
CIE-LCH	lch(29.92, 47.99, 18.76°)
OKLab	oklab(41.37% 0.1361 0.0375)
OKLCH	oklch(41.37% 0.141 15.4)
XYZ	xyz(10.9625, 6.2048, 3.5255)
Luminance	0.0620 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#871C31 #1C8772

analogous

#871C67 #871C31 #873C1C

triadic

#871C31 #31871C #1C3187

tetradic

#871C31 #67871C #1C8772 #3C1C87

square

#871C31 #67871C #1C8772 #3C1C87

split-complementary

#871C31 #1C873C #1C6787

monochromatic

#22070C #54111F #871C31 #BA2743 #D84562

Accessibility & contrast

On white

9.37

#871C31 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.24

#871C31 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #871C31

9.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##871C31	#FFFFFF	#000000	##FFFFFF
##871C31	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)

#3A3831

Deuteranopia (green-blind)

#564E2E

Tritanopia (blue-blind)

#940025

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #871c31;
/* rgb */ color: rgb(135, 28, 49);
/* oklch */ color: oklch(41.4% 0.141 15.4);

Tailwind

colors: {
  custom: {
    50: '#b16368',
    500: '#871c31',
    950: '#000000',
  },
}

SCSS

$custom: #871c31;
$custom-light: #b16368;
$custom-dark: #000000;

JSON

{
  "hex": "#871c31",
  "rgb": {
    "r": 135,
    "g": 28,
    "b": 49
  },
  "hsl": {
    "h": 348.224,
    "s": 65.644,
    "l": 31.961
  },
  "oklch": {
    "l": 0.41371,
    "c": 0.1412,
    "h": 15.4
  },
  "luminance": 0.06203
}

Semantic roles & 50–950 ramp

primary

#871C31

secondary

#45BAA3

accent

#E9C73F

background

#FBF6F6

surface

#F6EBEB

border

#D0C6C6

text

#120606

muted

#817A7A

Preview Lab

Preview with #871C31

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

Preview Lab → · Contrast checker → · Palette generator →