#B73F44#B73F44

#B73F44 is a mid, vivid red. Relative luminance 0.140; OKLCH L 53.9% C 0.155 H 21.6°. Best body text is #FFFFFF at 5.51:1 contrast (WCAG AA passes).

Color values

HEX	#B73F44
RGB	rgb(183, 63, 68)
HSL	hsl(358, 49%, 48%)
HSV	hsv(358, 66%, 72%)
CMYK	cmyk(0%, 65.6%, 62.8%, 28.2%)
CIE-LAB	lab(44.29, 48.73, 23.83)
CIE-LCH	lch(44.29, 54.25, 26.06°)
OKLab	oklab(53.86% 0.1441 0.0572)
OKLCH	oklch(53.86% 0.155 21.6)
XYZ	xyz(22.3515, 14.0427, 7.0013)
Luminance	0.1404 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B73F44 #3FB7B2

analogous

#B73F80 #B73F44 #B7763F

triadic

#B73F44 #44B73F #3F44B7

tetradic

#B73F44 #80B73F #3FB7B2 #763FB7

square

#B73F44 #80B73F #3FB7B2 #763FB7

split-complementary

#B73F44 #3FB776 #3F80B7

monochromatic

#5C2022 #892F33 #B73F44 #CB686C #DB9699

Accessibility & contrast

On white

5.51

#B73F44 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.81

#B73F44 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B73F44

5.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B73F44	#FFFFFF	#000000	##FFFFFF
##B73F44	1.00	5.51	3.81	5.51
#FFFFFF	5.51	1.00	21.00	1.00
#000000	3.81	21.00	1.00	21.00
##FFFFFF	5.51	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5E5943

Deuteranopia (green-blind)

#7D7241

Tritanopia (blue-blind)

#C82442

Achromatopsia (no color)

#696969

Design tokens & code

CSS

--color: #b73f44;
/* rgb */ color: rgb(183, 63, 68);
/* oklch */ color: oklch(53.9% 0.155 21.6);

Tailwind

colors: {
  custom: {
    50: '#d37a78',
    500: '#b73f44',
    950: '#000000',
  },
}

SCSS

$custom: #b73f44;
$custom-light: #d37a78;
$custom-dark: #000000;

JSON

{
  "hex": "#b73f44",
  "rgb": {
    "r": 183,
    "g": 63,
    "b": 68
  },
  "hsl": {
    "h": 357.5,
    "s": 48.78,
    "l": 48.235
  },
  "oklch": {
    "l": 0.5386,
    "c": 0.15508,
    "h": 21.6
  },
  "luminance": 0.1404
}

Semantic roles & 50–950 ramp

primary

#B73F44

secondary

#8BC6C4

accent

#D8D34F

background

#FDF7F7

surface

#FBEEED

border

#D4C9C8

text

#150A08

muted

#837C7B

Preview Lab

Preview with #B73F44

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

Preview Lab → · Contrast checker → · Palette generator →