#871C2F#871C2F

#871C2F is a dark, vivid red. Relative luminance 0.062; OKLCH L 41.3% C 0.141 H 16.6°. Best body text is #FFFFFF at 9.39:1 contrast (WCAG AA passes).

Color values

HEX	#871C2F
RGB	rgb(135, 28, 47)
HSL	hsl(349, 66%, 32%)
HSV	hsv(349, 79%, 53%)
CMYK	cmyk(0%, 79.3%, 65.2%, 47.1%)
CIE-LAB	lab(29.88, 45.31, 16.70)
CIE-LCH	lch(29.88, 48.29, 20.23°)
OKLab	oklab(41.33% 0.1353 0.0403)
OKLCH	oklch(41.33% 0.141 16.6)
XYZ	xyz(10.9212, 6.1883, 3.3082)
Luminance	0.0619 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#871C2F #1C8774

analogous

#871C65 #871C2F #873F1C

triadic

#871C2F #2F871C #1C2F87

tetradic

#871C2F #65871C #1C8774 #3F1C87

square

#871C2F #65871C #1C8774 #3F1C87

split-complementary

#871C2F #1C873F #1C6587

monochromatic

#22070C #54111D #871C2F #BA2741 #D8455F

Accessibility & contrast

On white

9.39

#871C2F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.24

#871C2F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #871C2F

9.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##871C2F	#FFFFFF	#000000	##FFFFFF
##871C2F	1.00	9.39	2.24	9.39
#FFFFFF	9.39	1.00	21.00	1.00
#000000	2.24	21.00	1.00	21.00
##FFFFFF	9.39	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3B382F

Deuteranopia (green-blind)

#564E2C

Tritanopia (blue-blind)

#940024

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #871c2f;
/* rgb */ color: rgb(135, 28, 47);
/* oklch */ color: oklch(41.3% 0.141 16.6);

Tailwind

colors: {
  custom: {
    50: '#b16367',
    500: '#871c2f',
    950: '#000000',
  },
}

SCSS

$custom: #871c2f;
$custom-light: #b16367;
$custom-dark: #000000;

JSON

{
  "hex": "#871c2f",
  "rgb": {
    "r": 135,
    "g": 28,
    "b": 47
  },
  "hsl": {
    "h": 349.346,
    "s": 65.644,
    "l": 31.961
  },
  "oklch": {
    "l": 0.41327,
    "c": 0.14114,
    "h": 16.6
  },
  "luminance": 0.06187
}

Semantic roles & 50–950 ramp

primary

#871C2F

secondary

#45BAA5

accent

#E9CB3F

background

#FBF6F6

surface

#F6EBEB

border

#D0C6C6

text

#120606

muted

#817A7A

Preview Lab

Preview with #871C2F

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

Preview Lab → · Contrast checker → · Palette generator →