#B73D44#B73D44

#B73D44 is a mid, vivid red. Relative luminance 0.138; OKLCH L 53.6% C 0.157 H 21.0°. Best body text is #FFFFFF at 5.58:1 contrast (WCAG AA passes).

Color values

HEX	#B73D44
RGB	rgb(183, 61, 68)
HSL	hsl(357, 50%, 48%)
HSV	hsv(357, 67%, 72%)
CMYK	cmyk(0%, 66.7%, 62.8%, 28.2%)
CIE-LAB	lab(43.98, 49.58, 23.43)
CIE-LCH	lch(43.98, 54.84, 25.29°)
OKLab	oklab(53.63% 0.1468 0.0563)
OKLCH	oklch(53.63% 0.157 21)
XYZ	xyz(22.2428, 13.8252, 6.9650)
Luminance	0.1382 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B73D44 #3DB7B0

analogous

#B73D81 #B73D44 #B7733D

triadic

#B73D44 #44B73D #3D44B7

tetradic

#B73D44 #81B73D #3DB7B0 #733DB7

square

#B73D44 #81B73D #3DB7B0 #733DB7

split-complementary

#B73D44 #3DB773 #3D81B7

monochromatic

#5B1E22 #892E33 #B73D44 #CC656B #DB9397

Accessibility & contrast

On white

5.58

#B73D44 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.76

#B73D44 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B73D44

5.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B73D44	#FFFFFF	#000000	##FFFFFF
##B73D44	1.00	5.58	3.76	5.58
#FFFFFF	5.58	1.00	21.00	1.00
#000000	3.76	21.00	1.00	21.00
##FFFFFF	5.58	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5D5843

Deuteranopia (green-blind)

#7C7241

Tritanopia (blue-blind)

#C82141

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #b73d44;
/* rgb */ color: rgb(183, 61, 68);
/* oklch */ color: oklch(53.6% 0.157 21.0);

Tailwind

colors: {
  custom: {
    50: '#d37977',
    500: '#b73d44',
    950: '#000000',
  },
}

SCSS

$custom: #b73d44;
$custom-light: #d37977;
$custom-dark: #000000;

JSON

{
  "hex": "#b73d44",
  "rgb": {
    "r": 183,
    "g": 61,
    "b": 68
  },
  "hsl": {
    "h": 356.557,
    "s": 50,
    "l": 47.843
  },
  "oklch": {
    "l": 0.53625,
    "c": 0.15725,
    "h": 21
  },
  "luminance": 0.13822
}

Semantic roles & 50–950 ramp

primary

#B73D44

secondary

#89C6C3

accent

#DAD24E

background

#FDF7F7

surface

#FBEEED

border

#D4C9C8

text

#150A08

muted

#837C7B

Preview Lab

Preview with #B73D44

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

Preview Lab → · Contrast checker → · Palette generator →