#B73A49#B73A49

#B73A49 is a mid, vivid red. Relative luminance 0.136; OKLCH L 53.4% C 0.160 H 17.7°. Best body text is #FFFFFF at 5.65:1 contrast (WCAG AA passes).

Color values

HEX	#B73A49
RGB	rgb(183, 58, 73)
HSL	hsl(353, 52%, 47%)
HSV	hsv(353, 68%, 72%)
CMYK	cmyk(0%, 68.3%, 60.1%, 28.2%)
CIE-LAB	lab(43.62, 51.15, 19.90)
CIE-LCH	lch(43.62, 54.89, 21.26°)
OKLab	oklab(53.39% 0.1527 0.0486)
OKLCH	oklch(53.39% 0.16 17.7)
XYZ	xyz(22.2462, 13.5775, 7.7513)
Luminance	0.1357 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B73A49 #3AB7A8

analogous

#B73A88 #B73A49 #B76A3A

triadic

#B73A49 #49B73A #3A49B7

tetradic

#B73A49 #88B73A #3AB7A8 #6A3AB7

square

#B73A49 #88B73A #3AB7A8 #6A3AB7

split-complementary

#B73A49 #3AB76A #3A88B7

monochromatic

#5A1D24 #892B36 #B73A49 #CD616E #DC9099

Accessibility & contrast

On white

5.65

#B73A49 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.71

#B73A49 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B73A49

5.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B73A49	#FFFFFF	#000000	##FFFFFF
##B73A49	1.00	5.65	3.71	5.65
#FFFFFF	5.65	1.00	21.00	1.00
#000000	3.71	21.00	1.00	21.00
##FFFFFF	5.65	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5A5649

Deuteranopia (green-blind)

#7A7146

Tritanopia (blue-blind)

#C81D40

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #b73a49;
/* rgb */ color: rgb(183, 58, 73);
/* oklch */ color: oklch(53.4% 0.160 17.7);

Tailwind

colors: {
  custom: {
    50: '#d3787b',
    500: '#b73a49',
    950: '#000000',
  },
}

SCSS

$custom: #b73a49;
$custom-light: #d3787b;
$custom-dark: #000000;

JSON

{
  "hex": "#b73a49",
  "rgb": {
    "r": 183,
    "g": 58,
    "b": 73
  },
  "hsl": {
    "h": 352.8,
    "s": 51.867,
    "l": 47.255
  },
  "oklch": {
    "l": 0.53386,
    "c": 0.16029,
    "h": 17.7
  },
  "luminance": 0.13574
}

Semantic roles & 50–950 ramp

primary

#B73A49

secondary

#86C7BF

accent

#DBCA4C

background

#FDF7F7

surface

#FBEEED

border

#D4C9C8

text

#150909

muted

#837B7B

Preview Lab

Preview with #B73A49

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

Preview Lab → · Contrast checker → · Palette generator →