#B73A50#B73A50

#B73A50 is a mid, vivid red. Relative luminance 0.137; OKLCH L 53.5% C 0.160 H 14.2°. Best body text is #FFFFFF at 5.62:1 contrast (WCAG AA passes).

Color values

HEX	#B73A50
RGB	rgb(183, 58, 80)
HSL	hsl(349, 52%, 47%)
HSV	hsv(349, 68%, 72%)
CMYK	cmyk(0%, 68.3%, 56.3%, 28.2%)
CIE-LAB	lab(43.76, 51.66, 15.78)
CIE-LCH	lch(43.76, 54.02, 16.99°)
OKLab	oklab(53.54% 0.1555 0.0393)
OKLCH	oklch(53.54% 0.16 14.2)
XYZ	xyz(22.4915, 13.6756, 9.0432)
Luminance	0.1367 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B73A50 #3AB7A1

analogous

#B73A8F #B73A50 #B7633A

triadic

#B73A50 #50B73A #3A50B7

tetradic

#B73A50 #8FB73A #3AB7A1 #633AB7

square

#B73A50 #8FB73A #3AB7A1 #633AB7

split-complementary

#B73A50 #3AB763 #3A8FB7

monochromatic

#5A1D27 #892B3C #B73A50 #CD6174 #DC909D

Accessibility & contrast

On white

5.62

#B73A50 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.73

#B73A50 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B73A50

5.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B73A50	#FFFFFF	#000000	##FFFFFF
##B73A50	1.00	5.62	3.73	5.62
#FFFFFF	5.62	1.00	21.00	1.00
#000000	3.73	21.00	1.00	21.00
##FFFFFF	5.62	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#595750

Deuteranopia (green-blind)

#79714D

Tritanopia (blue-blind)

#C82043

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #b73a50;
/* rgb */ color: rgb(183, 58, 80);
/* oklch */ color: oklch(53.5% 0.160 14.2);

Tailwind

colors: {
  custom: {
    50: '#d37880',
    500: '#b73a50',
    950: '#000000',
  },
}

SCSS

$custom: #b73a50;
$custom-light: #d37880;
$custom-dark: #000000;

JSON

{
  "hex": "#b73a50",
  "rgb": {
    "r": 183,
    "g": 58,
    "b": 80
  },
  "hsl": {
    "h": 349.44,
    "s": 51.867,
    "l": 47.255
  },
  "oklch": {
    "l": 0.53539,
    "c": 0.16042,
    "h": 14.2
  },
  "luminance": 0.13673
}

Semantic roles & 50–950 ramp

primary

#B73A50

secondary

#86C7BB

accent

#DBC24C

background

#FDF7F7

surface

#FBEEEE

border

#D4C9C9

text

#15090A

muted

#837B7C

Preview Lab

Preview with #B73A50

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

Preview Lab → · Contrast checker → · Palette generator →