#871F34#871F34

#871F34 is a dark, vivid red. Relative luminance 0.064; OKLCH L 41.7% C 0.138 H 14.4°. Best body text is #FFFFFF at 9.23:1 contrast (WCAG AA passes).

Color values

HEX	#871F34
RGB	rgb(135, 31, 52)
HSL	hsl(348, 63%, 33%)
HSV	hsv(348, 77%, 53%)
CMYK	cmyk(0%, 77%, 61.5%, 47.1%)
CIE-LAB	lab(30.35, 44.62, 14.02)
CIE-LCH	lch(30.35, 46.77, 17.44°)
OKLab	oklab(41.71% 0.1341 0.0345)
OKLCH	oklch(41.71% 0.138 14.4)
XYZ	xyz(11.1026, 6.3804, 3.8951)
Luminance	0.0638 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#871F34 #1F8772

analogous

#871F68 #871F34 #873E1F

triadic

#871F34 #34871F #1F3487

tetradic

#871F34 #68871F #1F8772 #3E1F87

square

#871F34 #68871F #1F8772 #3E1F87

split-complementary

#871F34 #1F873E #1F6887

monochromatic

#23080E #551421 #871F34 #B92A47 #D64B67

Accessibility & contrast

On white

9.23

#871F34 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.28

#871F34 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #871F34

9.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##871F34	#FFFFFF	#000000	##FFFFFF
##871F34	1.00	9.23	2.28	9.23
#FFFFFF	9.23	1.00	21.00	1.00
#000000	2.28	21.00	1.00	21.00
##FFFFFF	9.23	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3B3A34

Deuteranopia (green-blind)

#564F31

Tritanopia (blue-blind)

#940028

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #871f34;
/* rgb */ color: rgb(135, 31, 52);
/* oklch */ color: oklch(41.7% 0.138 14.4);

Tailwind

colors: {
  custom: {
    50: '#b0646b',
    500: '#871f34',
    950: '#000000',
  },
}

SCSS

$custom: #871f34;
$custom-light: #b0646b;
$custom-dark: #000000;

JSON

{
  "hex": "#871f34",
  "rgb": {
    "r": 135,
    "g": 31,
    "b": 52
  },
  "hsl": {
    "h": 347.885,
    "s": 62.651,
    "l": 32.549
  },
  "oklch": {
    "l": 0.41709,
    "c": 0.13844,
    "h": 14.4
  },
  "luminance": 0.06379
}

Semantic roles & 50–950 ramp

primary

#871F34

secondary

#4AB8A2

accent

#E6C542

background

#FBF6F6

surface

#F6EBEB

border

#D0C6C6

text

#120606

muted

#817A7A

Preview Lab

Preview with #871F34

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

Preview Lab → · Contrast checker → · Palette generator →