#B73A4E#B73A4E

#B73A4E is a mid, vivid red. Relative luminance 0.136; OKLCH L 53.5% C 0.160 H 15.2°. Best body text is #FFFFFF at 5.63:1 contrast (WCAG AA passes).

Color values

HEX	#B73A4E
RGB	rgb(183, 58, 78)
HSL	hsl(350, 52%, 47%)
HSV	hsv(350, 68%, 72%)
CMYK	cmyk(0%, 68.3%, 57.4%, 28.2%)
CIE-LAB	lab(43.72, 51.51, 16.96)
CIE-LCH	lch(43.72, 54.23, 18.22°)
OKLab	oklab(53.49% 0.1547 0.042)
OKLCH	oklch(53.49% 0.16 15.2)
XYZ	xyz(22.4187, 13.6465, 8.6598)
Luminance	0.1364 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B73A4E #3AB7A3

analogous

#B73A8D #B73A4E #B7653A

triadic

#B73A4E #4EB73A #3A4EB7

tetradic

#B73A4E #8DB73A #3AB7A3 #653AB7

square

#B73A4E #8DB73A #3AB7A3 #653AB7

split-complementary

#B73A4E #3AB765 #3A8DB7

monochromatic

#5A1D26 #892B3A #B73A4E #CD6172 #DC909C

Accessibility & contrast

On white

5.63

#B73A4E on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.73

#B73A4E on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B73A4E

5.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B73A4E	#FFFFFF	#000000	##FFFFFF
##B73A4E	1.00	5.63	3.73	5.63
#FFFFFF	5.63	1.00	21.00	1.00
#000000	3.73	21.00	1.00	21.00
##FFFFFF	5.63	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#59574E

Deuteranopia (green-blind)

#7A714B

Tritanopia (blue-blind)

#C81F42

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #b73a4e;
/* rgb */ color: rgb(183, 58, 78);
/* oklch */ color: oklch(53.5% 0.160 15.2);

Tailwind

colors: {
  custom: {
    50: '#d3787f',
    500: '#b73a4e',
    950: '#000000',
  },
}

SCSS

$custom: #b73a4e;
$custom-light: #d3787f;
$custom-dark: #000000;

JSON

{
  "hex": "#b73a4e",
  "rgb": {
    "r": 183,
    "g": 58,
    "b": 78
  },
  "hsl": {
    "h": 350.4,
    "s": 51.867,
    "l": 47.255
  },
  "oklch": {
    "l": 0.53494,
    "c": 0.16034,
    "h": 15.2
  },
  "luminance": 0.13643
}

Semantic roles & 50–950 ramp

primary

#B73A4E

secondary

#86C7BC

accent

#DBC44C

background

#FDF7F7

surface

#FBEEEE

border

#D4C9C9

text

#15090A

muted

#837B7C

Preview Lab

Preview with #B73A4E

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

Preview Lab → · Contrast checker → · Palette generator →