#B73E4B#B73E4B

#B73E4B is a mid, vivid red. Relative luminance 0.140; OKLCH L 53.9% C 0.156 H 17.9°. Best body text is #FFFFFF at 5.52:1 contrast (WCAG AA passes).

Color values

HEX#B73E4B
RGBrgb(183, 62, 75)
HSLhsl(354, 49%, 48%)
HSVhsv(354, 66%, 72%)
CMYKcmyk(0%, 66.1%, 59%, 28.2%)
CIE-LABlab(44.27, 49.64, 19.53)
CIE-LCHlch(44.27, 53.34, 21.48°)
OKLaboklab(53.88% 0.1483 0.0479)
OKLCHoklch(53.88% 0.156 17.9)
XYZxyz(22.5232, 14.0236, 8.1760)
Luminance0.1402 (WCAG relative)
Temperaturewarm
Familyred

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#B73E4B #3EB7AA
analogous
#B73E87 #B73E4B #B76E3E
triadic
#B73E4B #4BB73E #3E4BB7
tetradic
#B73E4B #87B73E #3EB7AA #6E3EB7
square
#B73E4B #87B73E #3EB7AA #6E3EB7
split-complementary
#B73E4B #3EB76E #3E87B7
monochromatic
#5C1F26 #892F38 #B73E4B #CB6772 #DB949C

Accessibility & contrast

On white

5.52
#B73E4B on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

3.80
#B73E4B on #000000
AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B73E4B
5.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##B73E4B#FFFFFF#000000##FFFFFF
##B73E4B1.005.523.805.52
#FFFFFF5.521.0021.001.00
#0000003.8021.001.0021.00
##FFFFFF5.521.0021.001.00

Color blindness preview

Protanopia (red-blind)
#5D594B
Deuteranopia (green-blind)
#7B7248
Tritanopia (blue-blind)
#C82543
Achromatopsia (no color)
#696969

Design tokens & code

CSS
--color: #b73e4b;
/* rgb */ color: rgb(183, 62, 75);
/* oklch */ color: oklch(53.9% 0.156 17.9);
Tailwind
colors: {
  custom: {
    50: '#d37a7d',
    500: '#b73e4b',
    950: '#000000',
  },
}
SCSS
$custom: #b73e4b;
$custom-light: #d37a7d;
$custom-dark: #000000;
JSON
{
  "hex": "#b73e4b",
  "rgb": {
    "r": 183,
    "g": 62,
    "b": 75
  },
  "hsl": {
    "h": 353.554,
    "s": 49.388,
    "l": 48.039
  },
  "oklch": {
    "l": 0.53881,
    "c": 0.15582,
    "h": 17.9
  },
  "luminance": 0.14021
}

Semantic roles & 50–950 ramp

primary
#B73E4B
secondary
#8AC6C0
accent
#D9CA4F
background
#FDF7F7
surface
#FBEEEE
border
#D4C9C9
text
#150A09
muted
#837C7B

Preview Lab

Preview with #B73E4B

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

Preview Lab → · Contrast checker → · Palette generator →

#B73E4B Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva