#871E37#871E37

#871E37 is a dark, vivid red. Relative luminance 0.064; OKLCH L 41.7% C 0.140 H 12.3°. Best body text is #FFFFFF at 9.25:1 contrast (WCAG AA passes).

Color values

HEX	#871E37
RGB	rgb(135, 30, 55)
HSL	hsl(346, 64%, 32%)
HSV	hsv(346, 78%, 53%)
CMYK	cmyk(0%, 77.8%, 59.3%, 47.1%)
CIE-LAB	lab(30.30, 45.19, 11.96)
CIE-LCH	lch(30.30, 46.74, 14.82°)
OKLab	oklab(41.69% 0.1364 0.0298)
OKLCH	oklch(41.69% 0.14 12.3)
XYZ	xyz(11.1466, 6.3569, 4.2537)
Luminance	0.0635 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#871E37 #1E876E

analogous

#871E6C #871E37 #87391E

triadic

#871E37 #37871E #1E3787

tetradic

#871E37 #6C871E #1E876E #391E87

square

#871E37 #6C871E #1E876E #391E87

split-complementary

#871E37 #1E8739 #1E6C87

monochromatic

#23080E #551323 #871E37 #B9294B #D7496B

Accessibility & contrast

On white

9.25

#871E37 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.27

#871E37 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #871E37

9.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##871E37	#FFFFFF	#000000	##FFFFFF
##871E37	1.00	9.25	2.27	9.25
#FFFFFF	9.25	1.00	21.00	1.00
#000000	2.27	21.00	1.00	21.00
##FFFFFF	9.25	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3A3A37

Deuteranopia (green-blind)

#554F34

Tritanopia (blue-blind)

#940029

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #871e37;
/* rgb */ color: rgb(135, 30, 55);
/* oklch */ color: oklch(41.7% 0.140 12.3);

Tailwind

colors: {
  custom: {
    50: '#b0646d',
    500: '#871e37',
    950: '#000000',
  },
}

SCSS

$custom: #871e37;
$custom-light: #b0646d;
$custom-dark: #000000;

JSON

{
  "hex": "#871e37",
  "rgb": {
    "r": 135,
    "g": 30,
    "b": 55
  },
  "hsl": {
    "h": 345.714,
    "s": 63.636,
    "l": 32.353
  },
  "oklch": {
    "l": 0.41689,
    "c": 0.13966,
    "h": 12.3
  },
  "luminance": 0.06355
}

Semantic roles & 50–950 ramp

primary

#871E37

secondary

#48B99E

accent

#E7BF41

background

#FBF6F6

surface

#F6EBEB

border

#D0C6C6

text

#120607

muted

#817A7A

Preview Lab

Preview with #871E37

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

Preview Lab → · Contrast checker → · Palette generator →