#871B30#871B30

#871B30 is a dark, vivid red. Relative luminance 0.061; OKLCH L 41.3% C 0.142 H 15.7°. Best body text is #FFFFFF at 9.42:1 contrast (WCAG AA passes).

Color values

HEX	#871B30
RGB	rgb(135, 27, 48)
HSL	hsl(348, 67%, 32%)
HSV	hsv(348, 80%, 53%)
CMYK	cmyk(0%, 80%, 64.4%, 47.1%)
CIE-LAB	lab(29.79, 45.70, 15.91)
CIE-LCH	lch(29.79, 48.39, 19.20°)
OKLab	oklab(41.26% 0.1368 0.0385)
OKLCH	oklch(41.26% 0.142 15.7)
XYZ	xyz(10.9183, 6.1498, 3.4079)
Luminance	0.0615 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#871B30 #1B8772

analogous

#871B66 #871B30 #873C1B

triadic

#871B30 #30871B #1B3087

tetradic

#871B30 #66871B #1B8772 #3C1B87

square

#871B30 #66871B #1B8772 #3C1B87

split-complementary

#871B30 #1B873C #1B6687

monochromatic

#21070C #54111E #871B30 #BA2542 #D94360

Accessibility & contrast

On white

9.42

#871B30 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.23

#871B30 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #871B30

9.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##871B30	#FFFFFF	#000000	##FFFFFF
##871B30	1.00	9.42	2.23	9.42
#FFFFFF	9.42	1.00	21.00	1.00
#000000	2.23	21.00	1.00	21.00
##FFFFFF	9.42	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3A3830

Deuteranopia (green-blind)

#554E2D

Tritanopia (blue-blind)

#940024

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #871b30;
/* rgb */ color: rgb(135, 27, 48);
/* oklch */ color: oklch(41.3% 0.142 15.7);

Tailwind

colors: {
  custom: {
    50: '#b16368',
    500: '#871b30',
    950: '#000000',
  },
}

SCSS

$custom: #871b30;
$custom-light: #b16368;
$custom-dark: #000000;

JSON

{
  "hex": "#871b30",
  "rgb": {
    "r": 135,
    "g": 27,
    "b": 48
  },
  "hsl": {
    "h": 348.333,
    "s": 66.667,
    "l": 31.765
  },
  "oklch": {
    "l": 0.41263,
    "c": 0.14208,
    "h": 15.7
  },
  "luminance": 0.06148
}

Semantic roles & 50–950 ramp

primary

#871B30

secondary

#44BAA3

accent

#EAC83E

background

#FBF6F6

surface

#F6EBEB

border

#D0C6C6

text

#120606

muted

#817A7A

Preview Lab

Preview with #871B30

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

Preview Lab → · Contrast checker → · Palette generator →