#B73C4A#B73C4A

#B73C4A is a mid, vivid red. Relative luminance 0.138; OKLCH L 53.6% C 0.158 H 17.8°. Best body text is #FFFFFF at 5.59:1 contrast (WCAG AA passes).

Color values

HEX	#B73C4A
RGB	rgb(183, 60, 74)
HSL	hsl(353, 51%, 48%)
HSV	hsv(353, 67%, 72%)
CMYK	cmyk(0%, 67.2%, 59.6%, 28.2%)
CIE-LAB	lab(43.94, 50.40, 19.71)
CIE-LCH	lch(43.94, 54.12, 21.36°)
OKLab	oklab(53.63% 0.1505 0.0482)
OKLCH	oklch(53.63% 0.158 17.8)
XYZ	xyz(22.3825, 13.7965, 7.9616)
Luminance	0.1379 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B73C4A #3CB7A9

analogous

#B73C87 #B73C4A #B76C3C

triadic

#B73C4A #4AB73C #3C4AB7

tetradic

#B73C4A #87B73C #3CB7A9 #6C3CB7

square

#B73C4A #87B73C #3CB7A9 #6C3CB7

split-complementary

#B73C4A #3CB76C #3C87B7

monochromatic

#5B1E25 #892D37 #B73C4A #CC6470 #DB929A

Accessibility & contrast

On white

5.59

#B73C4A on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.76

#B73C4A on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B73C4A

5.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B73C4A	#FFFFFF	#000000	##FFFFFF
##B73C4A	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)

#5B584A

Deuteranopia (green-blind)

#7B7147

Tritanopia (blue-blind)

#C82142

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #b73c4a;
/* rgb */ color: rgb(183, 60, 74);
/* oklch */ color: oklch(53.6% 0.158 17.8);

Tailwind

colors: {
  custom: {
    50: '#d3797c',
    500: '#b73c4a',
    950: '#000000',
  },
}

SCSS

$custom: #b73c4a;
$custom-light: #d3797c;
$custom-dark: #000000;

JSON

{
  "hex": "#b73c4a",
  "rgb": {
    "r": 183,
    "g": 60,
    "b": 74
  },
  "hsl": {
    "h": 353.171,
    "s": 50.617,
    "l": 47.647
  },
  "oklch": {
    "l": 0.5363,
    "c": 0.15808,
    "h": 17.8
  },
  "luminance": 0.13793
}

Semantic roles & 50–950 ramp

primary

#B73C4A

secondary

#88C6BF

accent

#DACA4E

background

#FDF7F7

surface

#FBEEEE

border

#D4C9C9

text

#150A09

muted

#837C7B

Preview Lab

Preview with #B73C4A

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

Preview Lab → · Contrast checker → · Palette generator →