#871B2D#871B2D

#871B2D is a dark, vivid red. Relative luminance 0.061; OKLCH L 41.2% C 0.142 H 17.5°. Best body text is #FFFFFF at 9.44:1 contrast (WCAG AA passes).

Color values

HEX	#871B2D
RGB	rgb(135, 27, 45)
HSL	hsl(350, 67%, 32%)
HSV	hsv(350, 80%, 53%)
CMYK	cmyk(0%, 80%, 66.7%, 47.1%)
CIE-LAB	lab(29.73, 45.51, 17.82)
CIE-LCH	lch(29.73, 48.87, 21.38°)
OKLab	oklab(41.2% 0.1355 0.0426)
OKLCH	oklch(41.2% 0.142 17.5)
XYZ	xyz(10.8584, 6.1259, 3.0928)
Luminance	0.0612 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#871B2D #1B8775

analogous

#871B63 #871B2D #873F1B

triadic

#871B2D #2D871B #1B2D87

tetradic

#871B2D #63871B #1B8775 #3F1B87

square

#871B2D #63871B #1B8775 #3F1B87

split-complementary

#871B2D #1B873F #1B6387

monochromatic

#21070B #54111C #871B2D #BA253E #D9435C

Accessibility & contrast

On white

9.44

#871B2D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.22

#871B2D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #871B2D

9.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##871B2D	#FFFFFF	#000000	##FFFFFF
##871B2D	1.00	9.44	2.22	9.44
#FFFFFF	9.44	1.00	21.00	1.00
#000000	2.22	21.00	1.00	21.00
##FFFFFF	9.44	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3B382D

Deuteranopia (green-blind)

#564E2A

Tritanopia (blue-blind)

#950023

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #871b2d;
/* rgb */ color: rgb(135, 27, 45);
/* oklch */ color: oklch(41.2% 0.142 17.5);

Tailwind

colors: {
  custom: {
    50: '#b16265',
    500: '#871b2d',
    950: '#000000',
  },
}

SCSS

$custom: #871b2d;
$custom-light: #b16265;
$custom-dark: #000000;

JSON

{
  "hex": "#871b2d",
  "rgb": {
    "r": 135,
    "g": 27,
    "b": 45
  },
  "hsl": {
    "h": 350,
    "s": 66.667,
    "l": 31.765
  },
  "oklch": {
    "l": 0.412,
    "c": 0.14204,
    "h": 17.5
  },
  "luminance": 0.06124
}

Semantic roles & 50–950 ramp

primary

#871B2D

secondary

#44BAA6

accent

#EACD3E

background

#FBF6F6

surface

#F6EBEB

border

#D0C6C6

text

#120605

muted

#817A7A

Preview Lab

Preview with #871B2D

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

Preview Lab → · Contrast checker → · Palette generator →