#8B1D37#8B1D37

#8B1D37 is a dark, vivid red. Relative luminance 0.066; OKLCH L 42.3% C 0.145 H 12.9°. Best body text is #FFFFFF at 9.02:1 contrast (WCAG AA passes).

Color values

HEX	#8B1D37
RGB	rgb(139, 29, 55)
HSL	hsl(346, 65%, 33%)
HSV	hsv(346, 79%, 55%)
CMYK	cmyk(0%, 79.1%, 60.4%, 45.5%)
CIE-LAB	lab(30.99, 46.75, 13.03)
CIE-LCH	lch(30.99, 48.53, 15.57°)
OKLab	oklab(42.35% 0.141 0.0322)
OKLCH	oklch(42.35% 0.145 12.9)
XYZ	xyz(11.7776, 6.6453, 4.2762)
Luminance	0.0664 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#8B1D37 #1D8B71

analogous

#8B1D6E #8B1D37 #8B3A1D

triadic

#8B1D37 #378B1D #1D378B

tetradic

#8B1D37 #6E8B1D #1D8B71 #3A1D8B

square

#8B1D37 #6E8B1D #1D8B71 #3A1D8B

split-complementary

#8B1D37 #1D8B3A #1D6E8B

monochromatic

#26080F #581223 #8B1D37 #BE284B #D9496B

Accessibility & contrast

On white

9.02

#8B1D37 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.33

#8B1D37 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #8B1D37

9.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##8B1D37	#FFFFFF	#000000	##FFFFFF
##8B1D37	1.00	9.02	2.33	9.02
#FFFFFF	9.02	1.00	21.00	1.00
#000000	2.33	21.00	1.00	21.00
##FFFFFF	9.02	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3B3A37

Deuteranopia (green-blind)

#585134

Tritanopia (blue-blind)

#990028

Achromatopsia (no color)

#494949

Design tokens & code

CSS

--color: #8b1d37;
/* rgb */ color: rgb(139, 29, 55);
/* oklch */ color: oklch(42.3% 0.145 12.9);

Tailwind

colors: {
  custom: {
    50: '#b3646d',
    500: '#8b1d37',
    950: '#000000',
  },
}

SCSS

$custom: #8b1d37;
$custom-light: #b3646d;
$custom-dark: #000000;

JSON

{
  "hex": "#8b1d37",
  "rgb": {
    "r": 139,
    "g": 29,
    "b": 55
  },
  "hsl": {
    "h": 345.818,
    "s": 65.476,
    "l": 32.941
  },
  "oklch": {
    "l": 0.42345,
    "c": 0.1446,
    "h": 12.9
  },
  "luminance": 0.06644
}

Semantic roles & 50–950 ramp

primary

#8B1D37

secondary

#49BBA0

accent

#E8C03F

background

#FBF6F6

surface

#F6EBEB

border

#D0C6C6

text

#120607

muted

#817A7A

Preview Lab

Preview with #8B1D37

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

Preview Lab → · Contrast checker → · Palette generator →