#B73345#B73345

#B73345 is a mid, vivid red. Relative luminance 0.129; OKLCH L 52.6% C 0.168 H 17.6°. Best body text is #FFFFFF at 5.88:1 contrast (WCAG AA passes).

Color values

HEX	#B73345
RGB	rgb(183, 51, 69)
HSL	hsl(352, 56%, 46%)
HSV	hsv(352, 72%, 72%)
CMYK	cmyk(0%, 72.1%, 62.3%, 28.2%)
CIE-LAB	lab(42.56, 53.58, 20.98)
CIE-LCH	lch(42.56, 57.54, 21.39°)
OKLab	oklab(52.57% 0.1598 0.0508)
OKLCH	oklch(52.57% 0.168 17.6)
XYZ	xyz(21.7887, 12.8677, 6.9655)
Luminance	0.1286 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B73345 #33B7A5

analogous

#B73387 #B73345 #B76333

triadic

#B73345 #45B733 #3345B7

tetradic

#B73345 #87B733 #33B7A5 #6333B7

square

#B73345 #87B733 #33B7A5 #6333B7

split-complementary

#B73345 #33B763 #3387B7

monochromatic

#571821 #872633 #B73345 #D05768 #DE8793

Accessibility & contrast

On white

5.88

#B73345 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.57

#B73345 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B73345

5.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B73345	#FFFFFF	#000000	##FFFFFF
##B73345	1.00	5.88	3.57	5.88
#FFFFFF	5.88	1.00	21.00	1.00
#000000	3.57	21.00	1.00	21.00
##FFFFFF	5.88	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#575345

Deuteranopia (green-blind)

#786F41

Tritanopia (blue-blind)

#C9083B

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #b73345;
/* rgb */ color: rgb(183, 51, 69);
/* oklch */ color: oklch(52.6% 0.168 17.6);

Tailwind

colors: {
  custom: {
    50: '#d47478',
    500: '#b73345',
    950: '#000000',
  },
}

SCSS

$custom: #b73345;
$custom-light: #d47478;
$custom-dark: #000000;

JSON

{
  "hex": "#b73345",
  "rgb": {
    "r": 183,
    "g": 51,
    "b": 69
  },
  "hsl": {
    "h": 351.818,
    "s": 56.41,
    "l": 45.882
  },
  "oklch": {
    "l": 0.52574,
    "c": 0.16765,
    "h": 17.6
  },
  "luminance": 0.12865
}

Semantic roles & 50–950 ramp

primary

#B73345

secondary

#7FC7BD

accent

#E0CB48

background

#FDF7F7

surface

#FBEDED

border

#D4C8C8

text

#150909

muted

#837B7B

Preview Lab

Preview with #B73345

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

Preview Lab → · Contrast checker → · Palette generator →