#871C23#871C23

#871C23 is a dark, vivid red. Relative luminance 0.061; OKLCH L 41.1% C 0.142 H 23.0°. Best body text is #FFFFFF at 9.46:1 contrast (WCAG AA passes).

Color values

HEX	#871C23
RGB	rgb(135, 28, 35)
HSL	hsl(356, 66%, 32%)
HSV	hsv(356, 79%, 53%)
CMYK	cmyk(0%, 79.3%, 74.1%, 47.1%)
CIE-LAB	lab(29.67, 44.64, 24.24)
CIE-LCH	lch(29.67, 50.80, 28.50°)
OKLab	oklab(41.11% 0.1304 0.0554)
OKLCH	oklch(41.11% 0.142 23)
XYZ	xyz(10.7115, 6.1044, 2.2040)
Luminance	0.0610 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#871C23 #1C8780

analogous

#871C59 #871C23 #874B1C

triadic

#871C23 #23871C #1C2387

tetradic

#871C23 #59871C #1C8780 #4B1C87

square

#871C23 #59871C #1C8780 #4B1C87

split-complementary

#871C23 #1C874B #1C5987

monochromatic

#220709 #541116 #871C23 #BA2730 #D8454F

Accessibility & contrast

On white

9.46

#871C23 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.22

#871C23 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #871C23

9.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##871C23	#FFFFFF	#000000	##FFFFFF
##871C23	1.00	9.46	2.22	9.46
#FFFFFF	9.46	1.00	21.00	1.00
#000000	2.22	21.00	1.00	21.00
##FFFFFF	9.46	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3C3722

Deuteranopia (green-blind)

#574E1F

Tritanopia (blue-blind)

#950020

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #871c23;
/* rgb */ color: rgb(135, 28, 35);
/* oklch */ color: oklch(41.1% 0.142 23.0);

Tailwind

colors: {
  custom: {
    50: '#b2635e',
    500: '#871c23',
    950: '#000000',
  },
}

SCSS

$custom: #871c23;
$custom-light: #b2635e;
$custom-dark: #000000;

JSON

{
  "hex": "#871c23",
  "rgb": {
    "r": 135,
    "g": 28,
    "b": 35
  },
  "hsl": {
    "h": 356.075,
    "s": 65.644,
    "l": 31.961
  },
  "oklch": {
    "l": 0.41106,
    "c": 0.14168,
    "h": 23
  },
  "luminance": 0.06103
}

Semantic roles & 50–950 ramp

primary

#871C23

secondary

#45BAB2

accent

#E9DE3F

background

#FBF6F5

surface

#F7EBE9

border

#D0C6C5

text

#120604

muted

#817A79

Preview Lab

Preview with #871C23

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

Preview Lab → · Contrast checker → · Palette generator →