#B73D4D#B73D4D

#B73D4D is a mid, vivid red. Relative luminance 0.139; OKLCH L 53.8% C 0.157 H 16.6°. Best body text is #FFFFFF at 5.54:1 contrast (WCAG AA passes).

Color values

HEX	#B73D4D
RGB	rgb(183, 61, 77)
HSL	hsl(352, 50%, 48%)
HSV	hsv(352, 67%, 72%)
CMYK	cmyk(0%, 66.7%, 57.9%, 28.2%)
CIE-LAB	lab(44.15, 50.21, 18.15)
CIE-LCH	lch(44.15, 53.39, 19.88°)
OKLab	oklab(53.81% 0.1504 0.0448)
OKLCH	oklch(53.81% 0.157 16.6)
XYZ	xyz(22.5388, 13.9436, 8.5243)
Luminance	0.1394 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B73D4D #3DB7A7

analogous

#B73D8A #B73D4D #B76A3D

triadic

#B73D4D #4DB73D #3D4DB7

tetradic

#B73D4D #8AB73D #3DB7A7 #6A3DB7

square

#B73D4D #8AB73D #3DB7A7 #6A3DB7

split-complementary

#B73D4D #3DB76A #3D8AB7

monochromatic

#5B1E26 #892E3A #B73D4D #CC6573 #DB939D

Accessibility & contrast

On white

5.54

#B73D4D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.79

#B73D4D on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B73D4D

5.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B73D4D	#FFFFFF	#000000	##FFFFFF
##B73D4D	1.00	5.54	3.79	5.54
#FFFFFF	5.54	1.00	21.00	1.00
#000000	3.79	21.00	1.00	21.00
##FFFFFF	5.54	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5C584D

Deuteranopia (green-blind)

#7B724A

Tritanopia (blue-blind)

#C82444

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #b73d4d;
/* rgb */ color: rgb(183, 61, 77);
/* oklch */ color: oklch(53.8% 0.157 16.6);

Tailwind

colors: {
  custom: {
    50: '#d37a7e',
    500: '#b73d4d',
    950: '#000000',
  },
}

SCSS

$custom: #b73d4d;
$custom-light: #d37a7e;
$custom-dark: #000000;

JSON

{
  "hex": "#b73d4d",
  "rgb": {
    "r": 183,
    "g": 61,
    "b": 77
  },
  "hsl": {
    "h": 352.131,
    "s": 50,
    "l": 47.843
  },
  "oklch": {
    "l": 0.53808,
    "c": 0.15693,
    "h": 16.6
  },
  "luminance": 0.13941
}

Semantic roles & 50–950 ramp

primary

#B73D4D

secondary

#89C6BE

accent

#DAC74E

background

#FDF7F7

surface

#FBEEEE

border

#D4C9C9

text

#150A0A

muted

#837C7C

Preview Lab

Preview with #B73D4D

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

Preview Lab → · Contrast checker → · Palette generator →