#B73149#B73149

#B73149 is a mid, vivid red. Relative luminance 0.127; OKLCH L 52.5% C 0.170 H 15.3°. Best body text is #FFFFFF at 5.92:1 contrast (WCAG AA passes).

Color values

HEX	#B73149
RGB	rgb(183, 49, 73)
HSL	hsl(349, 58%, 45%)
HSV	hsv(349, 73%, 72%)
CMYK	cmyk(0%, 73.2%, 60.1%, 28.2%)
CIE-LAB	lab(42.38, 54.57, 18.26)
CIE-LCH	lch(42.38, 57.54, 18.51°)
OKLab	oklab(52.46% 0.1637 0.0448)
OKLCH	oklch(52.46% 0.17 15.3)
XYZ	xyz(21.8315, 12.7481, 7.6131)
Luminance	0.1275 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B73149 #31B79F

analogous

#B7318C #B73149 #B75C31

triadic

#B73149 #49B731 #3149B7

tetradic

#B73149 #8CB731 #31B79F #5C31B7

square

#B73149 #8CB731 #31B79F #5C31B7

split-complementary

#B73149 #31B75C #318CB7

monochromatic

#561722 #872436 #B73149 #D1546A #DE8494

Accessibility & contrast

On white

5.92

#B73149 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.55

#B73149 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B73149

5.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B73149	#FFFFFF	#000000	##FFFFFF
##B73149	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)

#555249

Deuteranopia (green-blind)

#776E45

Tritanopia (blue-blind)

#C8043B

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #b73149;
/* rgb */ color: rgb(183, 49, 73);
/* oklch */ color: oklch(52.5% 0.170 15.3);

Tailwind

colors: {
  custom: {
    50: '#d3747b',
    500: '#b73149',
    950: '#000000',
  },
}

SCSS

$custom: #b73149;
$custom-light: #d3747b;
$custom-dark: #000000;

JSON

{
  "hex": "#b73149",
  "rgb": {
    "r": 183,
    "g": 49,
    "b": 73
  },
  "hsl": {
    "h": 349.254,
    "s": 57.759,
    "l": 45.49
  },
  "oklch": {
    "l": 0.52464,
    "c": 0.16968,
    "h": 15.3
  },
  "luminance": 0.12745
}

Semantic roles & 50–950 ramp

primary

#B73149

secondary

#7CC8BA

accent

#E1C547

background

#FDF7F7

surface

#FBEDED

border

#D4C8C8

text

#150909

muted

#837B7B

Preview Lab

Preview with #B73149

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

Preview Lab → · Contrast checker → · Palette generator →