#871F29#871F29

#871F29 is a dark, vivid red. Relative luminance 0.063; OKLCH L 41.5% C 0.139 H 20.8°. Best body text is #FFFFFF at 9.30:1 contrast (WCAG AA passes).

Color values

HEX	#871F29
RGB	rgb(135, 31, 41)
HSL	hsl(354, 63%, 33%)
HSV	hsv(354, 77%, 53%)
CMYK	cmyk(0%, 77%, 69.6%, 47.1%)
CIE-LAB	lab(30.14, 43.92, 20.95)
CIE-LCH	lch(30.14, 48.66, 25.50°)
OKLab	oklab(41.48% 0.1295 0.0491)
OKLCH	oklch(41.48% 0.139 20.8)
XYZ	xyz(10.8831, 6.2926, 2.7389)
Luminance	0.0629 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#871F29 #1F877D

analogous

#871F5D #871F29 #87491F

triadic

#871F29 #29871F #1F2987

tetradic

#871F29 #5D871F #1F877D #491F87

square

#871F29 #5D871F #1F877D #491F87

split-complementary

#871F29 #1F8749 #1F5D87

monochromatic

#23080B #55141A #871F29 #B92A38 #D64B58

Accessibility & contrast

On white

9.30

#871F29 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.26

#871F29 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #871F29

9.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##871F29	#FFFFFF	#000000	##FFFFFF
##871F29	1.00	9.30	2.26	9.30
#FFFFFF	9.30	1.00	21.00	1.00
#000000	2.26	21.00	1.00	21.00
##FFFFFF	9.30	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3D3929

Deuteranopia (green-blind)

#574F26

Tritanopia (blue-blind)

#950024

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #871f29;
/* rgb */ color: rgb(135, 31, 41);
/* oklch */ color: oklch(41.5% 0.139 20.8);

Tailwind

colors: {
  custom: {
    50: '#b16462',
    500: '#871f29',
    950: '#000000',
  },
}

SCSS

$custom: #871f29;
$custom-light: #b16462;
$custom-dark: #000000;

JSON

{
  "hex": "#871f29",
  "rgb": {
    "r": 135,
    "g": 31,
    "b": 41
  },
  "hsl": {
    "h": 354.231,
    "s": 62.651,
    "l": 32.549
  },
  "oklch": {
    "l": 0.41482,
    "c": 0.13853,
    "h": 20.8
  },
  "luminance": 0.06291
}

Semantic roles & 50–950 ramp

primary

#871F29

secondary

#4AB8AE

accent

#E6D642

background

#FBF6F5

surface

#F6EBEA

border

#D0C6C6

text

#120605

muted

#817A79

Preview Lab

Preview with #871F29

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

Preview Lab → · Contrast checker → · Palette generator →