#B73D42#B73D42

#B73D42 is a mid, vivid red. Relative luminance 0.138; OKLCH L 53.6% C 0.157 H 21.9°. Best body text is #FFFFFF at 5.59:1 contrast (WCAG AA passes).

Color values

HEX	#B73D42
RGB	rgb(183, 61, 66)
HSL	hsl(358, 50%, 48%)
HSV	hsv(358, 67%, 72%)
CMYK	cmyk(0%, 66.7%, 63.9%, 28.2%)
CIE-LAB	lab(43.95, 49.45, 24.60)
CIE-LCH	lch(43.95, 55.23, 26.45°)
OKLab	oklab(53.59% 0.146 0.0587)
OKLCH	oklch(53.59% 0.157 21.9)
XYZ	xyz(22.1828, 13.8012, 6.6490)
Luminance	0.1380 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B73D42 #3DB7B2

analogous

#B73D7F #B73D42 #B7753D

triadic

#B73D42 #42B73D #3D42B7

tetradic

#B73D42 #7FB73D #3DB7B2 #753DB7

square

#B73D42 #7FB73D #3DB7B2 #753DB7

split-complementary

#B73D42 #3DB775 #3D7FB7

monochromatic

#5B1E21 #892E31 #B73D42 #CC656A #DB9396

Accessibility & contrast

On white

5.59

#B73D42 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.76

#B73D42 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B73D42

5.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B73D42	#FFFFFF	#000000	##FFFFFF
##B73D42	1.00	5.59	3.76	5.59
#FFFFFF	5.59	1.00	21.00	1.00
#000000	3.76	21.00	1.00	21.00
##FFFFFF	5.59	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5D5741

Deuteranopia (green-blind)

#7C713F

Tritanopia (blue-blind)

#C92040

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #b73d42;
/* rgb */ color: rgb(183, 61, 66);
/* oklch */ color: oklch(53.6% 0.157 21.9);

Tailwind

colors: {
  custom: {
    50: '#d37976',
    500: '#b73d42',
    950: '#000000',
  },
}

SCSS

$custom: #b73d42;
$custom-light: #d37976;
$custom-dark: #000000;

JSON

{
  "hex": "#b73d42",
  "rgb": {
    "r": 183,
    "g": 61,
    "b": 66
  },
  "hsl": {
    "h": 357.541,
    "s": 50,
    "l": 47.843
  },
  "oklch": {
    "l": 0.53588,
    "c": 0.15741,
    "h": 21.9
  },
  "luminance": 0.13798
}

Semantic roles & 50–950 ramp

primary

#B73D42

secondary

#89C6C4

accent

#DAD44E

background

#FDF7F7

surface

#FBEEED

border

#D4C9C8

text

#150A08

muted

#837C7B

Preview Lab

Preview with #B73D42

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

Preview Lab → · Contrast checker → · Palette generator →