#A55A97

CSS

:root {
  --bermuda-onion: #a55a97;
  --bermuda-onion-rgb: 165 90 151;
  --bermuda-onion-oklch: oklch(0.576 0.126 334.4);
}

.element {
  color: var(--bermuda-onion);
  background-color: hsl(311 29% 50%);
  border-color: oklch(0.576 0.126 334.4);
}

Tailwind CSS v4

@theme {
  --color-bermuda-onion: #a55a97;
  --color-bermuda-onion-50: #ffe8ff;
  --color-bermuda-onion-100: #ffd9f8;
  --color-bermuda-onion-200: #f8c0e9;
  --color-bermuda-onion-300: #e19fd0;
  --color-bermuda-onion-400: #cb81bd;
  --color-bermuda-onion-500: #b763a8;
  --color-bermuda-onion-600: #9b548e;
  --color-bermuda-onion-700: #7c4372;
  --color-bermuda-onion-800: #5b3155;
  --color-bermuda-onion-900: #40213c;
  --color-bermuda-onion-950: #291025;
}

SCSS

$bermuda-onion: #a55a97;
$bermuda-onion-rgb: 165, 90, 151;
$bermuda-onion-light: mix(#fff, $bermuda-onion, 20%);
$bermuda-onion-dark: mix(#000, $bermuda-onion, 20%);

.element {
  color: $bermuda-onion;
  box-shadow: 0 0 0 2px rgba($bermuda-onion, 0.35);
}