#B73F52#B73F52

#B73F52 is a mid, vivid red. Relative luminance 0.142; OKLCH L 54.2% C 0.155 H 14.6°. Best body text is #FFFFFF at 5.46:1 contrast (WCAG AA passes).

Color values

HEX	#B73F52
RGB	rgb(183, 63, 82)
HSL	hsl(351, 49%, 48%)
HSV	hsv(351, 66%, 72%)
CMYK	cmyk(0%, 65.6%, 55.2%, 28.2%)
CIE-LAB	lab(44.57, 49.75, 15.64)
CIE-LCH	lch(44.57, 52.15, 17.45°)
OKLab	oklab(54.15% 0.1497 0.0391)
OKLCH	oklch(54.15% 0.155 14.6)
XYZ	xyz(22.8310, 14.2345, 9.5263)
Luminance	0.1423 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B73F52 #3FB7A4

analogous

#B73F8E #B73F52 #B7683F

triadic

#B73F52 #52B73F #3F52B7

tetradic

#B73F52 #8EB73F #3FB7A4 #683FB7

square

#B73F52 #8EB73F #3FB7A4 #683FB7

split-complementary

#B73F52 #3FB768 #3F8EB7

monochromatic

#5C2029 #892F3E #B73F52 #CB6878 #DB96A1

Accessibility & contrast

On white

5.46

#B73F52 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.85

#B73F52 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B73F52

5.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B73F52	#FFFFFF	#000000	##FFFFFF
##B73F52	1.00	5.46	3.85	5.46
#FFFFFF	5.46	1.00	21.00	1.00
#000000	3.85	21.00	1.00	21.00
##FFFFFF	5.46	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5C5A52

Deuteranopia (green-blind)

#7B734F

Tritanopia (blue-blind)

#C82847

Achromatopsia (no color)

#696969

Design tokens & code

CSS

--color: #b73f52;
/* rgb */ color: rgb(183, 63, 82);
/* oklch */ color: oklch(54.2% 0.155 14.6);

Tailwind

colors: {
  custom: {
    50: '#d27b82',
    500: '#b73f52',
    950: '#000000',
  },
}

SCSS

$custom: #b73f52;
$custom-light: #d27b82;
$custom-dark: #000000;

JSON

{
  "hex": "#b73f52",
  "rgb": {
    "r": 183,
    "g": 63,
    "b": 82
  },
  "hsl": {
    "h": 350.5,
    "s": 48.78,
    "l": 48.235
  },
  "oklch": {
    "l": 0.54152,
    "c": 0.15474,
    "h": 14.6
  },
  "luminance": 0.14231
}

Semantic roles & 50–950 ramp

primary

#B73F52

secondary

#8BC6BD

accent

#D8C34F

background

#FDF7F7

surface

#FBEEEE

border

#D4C9C9

text

#150A0A

muted

#837C7C

Preview Lab

Preview with #B73F52

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

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