#B73B49#B73B49

#B73B49 is a mid, vivid red. Relative luminance 0.137; OKLCH L 53.5% C 0.159 H 17.9°. Best body text is #FFFFFF at 5.62:1 contrast (WCAG AA passes).

Color values

HEX	#B73B49
RGB	rgb(183, 59, 73)
HSL	hsl(353, 51%, 47%)
HSV	hsv(353, 68%, 72%)
CMYK	cmyk(0%, 67.8%, 60.1%, 28.2%)
CIE-LAB	lab(43.77, 50.74, 20.10)
CIE-LCH	lch(43.77, 54.58, 21.61°)
OKLab	oklab(53.5% 0.1515 0.0491)
OKLCH	oklch(53.5% 0.159 17.9)
XYZ	xyz(22.2972, 13.6793, 7.7683)
Luminance	0.1368 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B73B49 #3BB7A9

analogous

#B73B87 #B73B49 #B76B3B

triadic

#B73B49 #49B73B #3B49B7

tetradic

#B73B49 #87B73B #3BB7A9 #6B3BB7

square

#B73B49 #87B73B #3BB7A9 #6B3BB7

split-complementary

#B73B49 #3BB76B #3B87B7

monochromatic

#5A1D24 #892C37 #B73B49 #CD636F #DC9199

Accessibility & contrast

On white

5.62

#B73B49 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.74

#B73B49 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B73B49

5.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B73B49	#FFFFFF	#000000	##FFFFFF
##B73B49	1.00	5.62	3.74	5.62
#FFFFFF	5.62	1.00	21.00	1.00
#000000	3.74	21.00	1.00	21.00
##FFFFFF	5.62	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5B5749

Deuteranopia (green-blind)

#7B7146

Tritanopia (blue-blind)

#C81F41

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #b73b49;
/* rgb */ color: rgb(183, 59, 73);
/* oklch */ color: oklch(53.5% 0.159 17.9);

Tailwind

colors: {
  custom: {
    50: '#d3787b',
    500: '#b73b49',
    950: '#000000',
  },
}

SCSS

$custom: #b73b49;
$custom-light: #d3787b;
$custom-dark: #000000;

JSON

{
  "hex": "#b73b49",
  "rgb": {
    "r": 183,
    "g": 59,
    "b": 73
  },
  "hsl": {
    "h": 353.226,
    "s": 51.24,
    "l": 47.451
  },
  "oklch": {
    "l": 0.53497,
    "c": 0.1592,
    "h": 17.9
  },
  "luminance": 0.13676
}

Semantic roles & 50–950 ramp

primary

#B73B49

secondary

#87C6BF

accent

#DBCB4D

background

#FDF7F7

surface

#FBEEED

border

#D4C9C8

text

#150909

muted

#837B7B

Preview Lab

Preview with #B73B49

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

Preview Lab → · Contrast checker → · Palette generator →