#B73F54#B73F54

#B73F54 is a mid, vivid red. Relative luminance 0.143; OKLCH L 54.2% C 0.155 H 13.6°. Best body text is #FFFFFF at 5.45:1 contrast (WCAG AA passes).

Color values

HEX	#B73F54
RGB	rgb(183, 63, 84)
HSL	hsl(350, 49%, 48%)
HSV	hsv(350, 66%, 72%)
CMYK	cmyk(0%, 65.6%, 54.1%, 28.2%)
CIE-LAB	lab(44.61, 49.91, 14.47)
CIE-LCH	lch(44.61, 51.96, 16.17°)
OKLab	oklab(54.2% 0.1505 0.0364)
OKLCH	oklch(54.2% 0.155 13.6)
XYZ	xyz(22.9082, 14.2654, 9.9330)
Luminance	0.1426 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B73F54 #3FB7A2

analogous

#B73F90 #B73F54 #B7663F

triadic

#B73F54 #54B73F #3F54B7

tetradic

#B73F54 #90B73F #3FB7A2 #663FB7

square

#B73F54 #90B73F #3FB7A2 #663FB7

split-complementary

#B73F54 #3FB766 #3F90B7

monochromatic

#5C202A #892F3F #B73F54 #CB6879 #DB96A2

Accessibility & contrast

On white

5.45

#B73F54 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.85

#B73F54 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B73F54

5.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B73F54	#FFFFFF	#000000	##FFFFFF
##B73F54	1.00	5.45	3.85	5.45
#FFFFFF	5.45	1.00	21.00	1.00
#000000	3.85	21.00	1.00	21.00
##FFFFFF	5.45	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5C5A54

Deuteranopia (green-blind)

#7B7351

Tritanopia (blue-blind)

#C82947

Achromatopsia (no color)

#696969

Design tokens & code

CSS

--color: #b73f54;
/* rgb */ color: rgb(183, 63, 84);
/* oklch */ color: oklch(54.2% 0.155 13.6);

Tailwind

colors: {
  custom: {
    50: '#d27b83',
    500: '#b73f54',
    950: '#000000',
  },
}

SCSS

$custom: #b73f54;
$custom-light: #d27b83;
$custom-dark: #000000;

JSON

{
  "hex": "#b73f54",
  "rgb": {
    "r": 183,
    "g": 63,
    "b": 84
  },
  "hsl": {
    "h": 349.5,
    "s": 48.78,
    "l": 48.235
  },
  "oklch": {
    "l": 0.54199,
    "c": 0.15484,
    "h": 13.6
  },
  "luminance": 0.14262
}

Semantic roles & 50–950 ramp

primary

#B73F54

secondary

#8BC6BC

accent

#D8C04F

background

#FDF7F8

surface

#FBEEEF

border

#D4C9CA

text

#150A0A

muted

#837C7C

Preview Lab

Preview with #B73F54

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

Preview Lab → · Contrast checker → · Palette generator →