#B73549#B73549

#B73549 is a mid, vivid red. Relative luminance 0.131; OKLCH L 52.9% C 0.166 H 16.3°. Best body text is #FFFFFF at 5.80:1 contrast (WCAG AA passes).

Color values

HEX	#B73549
RGB	rgb(183, 53, 73)
HSL	hsl(351, 55%, 46%)
HSV	hsv(351, 71%, 72%)
CMYK	cmyk(0%, 71%, 60.1%, 28.2%)
CIE-LAB	lab(42.91, 53.10, 18.96)
CIE-LCH	lch(42.91, 56.39, 19.65°)
OKLab	oklab(52.86% 0.159 0.0464)
OKLCH	oklch(52.86% 0.166 16.3)
XYZ	xyz(22.0063, 13.0976, 7.6714)
Luminance	0.1310 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B73549 #35B7A3

analogous

#B7358A #B73549 #B76235

triadic

#B73549 #49B735 #3549B7

tetradic

#B73549 #8AB735 #35B7A3 #6235B7

square

#B73549 #8AB735 #35B7A3 #6235B7

split-complementary

#B73549 #35B762 #358AB7

monochromatic

#581A23 #882736 #B73549 #CF5A6C #DD8996

Accessibility & contrast

On white

5.80

#B73549 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.62

#B73549 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B73549

5.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B73549	#FFFFFF	#000000	##FFFFFF
##B73549	1.00	5.80	3.62	5.80
#FFFFFF	5.80	1.00	21.00	1.00
#000000	3.62	21.00	1.00	21.00
##FFFFFF	5.80	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#575449

Deuteranopia (green-blind)

#786F46

Tritanopia (blue-blind)

#C8123D

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #b73549;
/* rgb */ color: rgb(183, 53, 73);
/* oklch */ color: oklch(52.9% 0.166 16.3);

Tailwind

colors: {
  custom: {
    50: '#d3757b',
    500: '#b73549',
    950: '#000000',
  },
}

SCSS

$custom: #b73549;
$custom-light: #d3757b;
$custom-dark: #000000;

JSON

{
  "hex": "#b73549",
  "rgb": {
    "r": 183,
    "g": 53,
    "b": 73
  },
  "hsl": {
    "h": 350.769,
    "s": 55.085,
    "l": 46.275
  },
  "oklch": {
    "l": 0.52857,
    "c": 0.16561,
    "h": 16.3
  },
  "luminance": 0.13095
}

Semantic roles & 50–950 ramp

primary

#B73549

secondary

#81C7BC

accent

#DEC749

background

#FDF7F7

surface

#FBEDED

border

#D4C8C8

text

#150909

muted

#837B7B

Preview Lab

Preview with #B73549

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

Preview Lab → · Contrast checker → · Palette generator →