#B73148#B73148

#B73148 is a mid, vivid red. Relative luminance 0.127; OKLCH L 52.4% C 0.170 H 15.8°. Best body text is #FFFFFF at 5.92:1 contrast (WCAG AA passes).

Color values

HEX	#B73148
RGB	rgb(183, 49, 72)
HSL	hsl(350, 58%, 45%)
HSV	hsv(350, 73%, 72%)
CMYK	cmyk(0%, 73.2%, 60.7%, 28.2%)
CIE-LAB	lab(42.36, 54.50, 18.86)
CIE-LCH	lch(42.36, 57.67, 19.09°)
OKLab	oklab(52.44% 0.1633 0.0461)
OKLCH	oklch(52.44% 0.17 15.8)
XYZ	xyz(21.7986, 12.7349, 7.4399)
Luminance	0.1273 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B73148 #31B7A0

analogous

#B7318B #B73148 #B75D31

triadic

#B73148 #48B731 #3148B7

tetradic

#B73148 #8BB731 #31B7A0 #5D31B7

square

#B73148 #8BB731 #31B7A0 #5D31B7

split-complementary

#B73148 #31B75D #318BB7

monochromatic

#561722 #872435 #B73148 #D15469 #DE8494

Accessibility & contrast

On white

5.92

#B73148 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.55

#B73148 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B73148

5.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B73148	#FFFFFF	#000000	##FFFFFF
##B73148	1.00	5.92	3.55	5.92
#FFFFFF	5.92	1.00	21.00	1.00
#000000	3.55	21.00	1.00	21.00
##FFFFFF	5.92	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#555248

Deuteranopia (green-blind)

#776E44

Tritanopia (blue-blind)

#C8033B

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #b73148;
/* rgb */ color: rgb(183, 49, 72);
/* oklch */ color: oklch(52.4% 0.170 15.8);

Tailwind

colors: {
  custom: {
    50: '#d4747a',
    500: '#b73148',
    950: '#000000',
  },
}

SCSS

$custom: #b73148;
$custom-light: #d4747a;
$custom-dark: #000000;

JSON

{
  "hex": "#b73148",
  "rgb": {
    "r": 183,
    "g": 49,
    "b": 72
  },
  "hsl": {
    "h": 349.701,
    "s": 57.759,
    "l": 45.49
  },
  "oklch": {
    "l": 0.52442,
    "c": 0.16965,
    "h": 15.8
  },
  "luminance": 0.12732
}

Semantic roles & 50–950 ramp

primary

#B73148

secondary

#7CC8BB

accent

#E1C747

background

#FDF7F7

surface

#FBEDED

border

#D4C8C8

text

#150909

muted

#837B7B

Preview Lab

Preview with #B73148

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

Preview Lab → · Contrast checker → · Palette generator →