#B73D43#B73D43

#B73D43 is a mid, vivid red. Relative luminance 0.138; OKLCH L 53.6% C 0.157 H 21.4°. Best body text is #FFFFFF at 5.58:1 contrast (WCAG AA passes).

Color values

HEX	#B73D43
RGB	rgb(183, 61, 67)
HSL	hsl(357, 50%, 48%)
HSV	hsv(357, 67%, 72%)
CMYK	cmyk(0%, 66.7%, 63.4%, 28.2%)
CIE-LAB	lab(43.96, 49.52, 24.01)
CIE-LCH	lch(43.96, 55.03, 25.87°)
OKLab	oklab(53.61% 0.1464 0.0575)
OKLCH	oklch(53.61% 0.157 21.4)
XYZ	xyz(22.2125, 13.8131, 6.8056)
Luminance	0.1381 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B73D43 #3DB7B1

analogous

#B73D80 #B73D43 #B7743D

triadic

#B73D43 #43B73D #3D43B7

tetradic

#B73D43 #80B73D #3DB7B1 #743DB7

square

#B73D43 #80B73D #3DB7B1 #743DB7

split-complementary

#B73D43 #3DB774 #3D80B7

monochromatic

#5B1E21 #892E32 #B73D43 #CC656A #DB9397

Accessibility & contrast

On white

5.58

#B73D43 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.76

#B73D43 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B73D43

5.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B73D43	#FFFFFF	#000000	##FFFFFF
##B73D43	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)

#5D5842

Deuteranopia (green-blind)

#7C7140

Tritanopia (blue-blind)

#C92040

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #b73d43;
/* rgb */ color: rgb(183, 61, 67);
/* oklch */ color: oklch(53.6% 0.157 21.4);

Tailwind

colors: {
  custom: {
    50: '#d37977',
    500: '#b73d43',
    950: '#000000',
  },
}

SCSS

$custom: #b73d43;
$custom-light: #d37977;
$custom-dark: #000000;

JSON

{
  "hex": "#b73d43",
  "rgb": {
    "r": 183,
    "g": 61,
    "b": 67
  },
  "hsl": {
    "h": 357.049,
    "s": 50,
    "l": 47.843
  },
  "oklch": {
    "l": 0.53607,
    "c": 0.15733,
    "h": 21.4
  },
  "luminance": 0.1381
}

Semantic roles & 50–950 ramp

primary

#B73D43

secondary

#89C6C3

accent

#DAD34E

background

#FDF7F7

surface

#FBEEED

border

#D4C9C8

text

#150A08

muted

#837C7B

Preview Lab

Preview with #B73D43

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

Preview Lab → · Contrast checker → · Palette generator →