#B73D45#B73D45

#B73D45 is a mid, vivid red. Relative luminance 0.138; OKLCH L 53.6% C 0.157 H 20.5°. Best body text is #FFFFFF at 5.58:1 contrast (WCAG AA passes).

Color values

HEX	#B73D45
RGB	rgb(183, 61, 69)
HSL	hsl(356, 50%, 48%)
HSV	hsv(356, 67%, 72%)
CMYK	cmyk(0%, 66.7%, 62.3%, 28.2%)
CIE-LAB	lab(44.00, 49.65, 22.84)
CIE-LCH	lch(44.00, 54.65, 24.71°)
OKLab	oklab(53.64% 0.1472 0.0551)
OKLCH	oklch(53.64% 0.157 20.5)
XYZ	xyz(22.2735, 13.8375, 7.1271)
Luminance	0.1383 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B73D45 #3DB7AF

analogous

#B73D82 #B73D45 #B7723D

triadic

#B73D45 #45B73D #3D45B7

tetradic

#B73D45 #82B73D #3DB7AF #723DB7

square

#B73D45 #82B73D #3DB7AF #723DB7

split-complementary

#B73D45 #3DB772 #3D82B7

monochromatic

#5B1E22 #892E34 #B73D45 #CC656C #DB9398

Accessibility & contrast

On white

5.58

#B73D45 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.77

#B73D45 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B73D45

5.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B73D45	#FFFFFF	#000000	##FFFFFF
##B73D45	1.00	5.58	3.77	5.58
#FFFFFF	5.58	1.00	21.00	1.00
#000000	3.77	21.00	1.00	21.00
##FFFFFF	5.58	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5D5844

Deuteranopia (green-blind)

#7C7242

Tritanopia (blue-blind)

#C82141

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #b73d45;
/* rgb */ color: rgb(183, 61, 69);
/* oklch */ color: oklch(53.6% 0.157 20.5);

Tailwind

colors: {
  custom: {
    50: '#d37978',
    500: '#b73d45',
    950: '#000000',
  },
}

SCSS

$custom: #b73d45;
$custom-light: #d37978;
$custom-dark: #000000;

JSON

{
  "hex": "#b73d45",
  "rgb": {
    "r": 183,
    "g": 61,
    "b": 69
  },
  "hsl": {
    "h": 356.066,
    "s": 50,
    "l": 47.843
  },
  "oklch": {
    "l": 0.53644,
    "c": 0.15719,
    "h": 20.5
  },
  "luminance": 0.13834
}

Semantic roles & 50–950 ramp

primary

#B73D45

secondary

#89C6C2

accent

#DAD04E

background

#FDF7F7

surface

#FBEEED

border

#D4C9C8

text

#150A09

muted

#837C7B

Preview Lab

Preview with #B73D45

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

Preview Lab → · Contrast checker → · Palette generator →