#A45C90

CSS

:root {
  --bermuda-onion: #a45c90;
  --bermuda-onion-rgb: 164 92 144;
  --bermuda-onion-oklch: oklch(0.575 0.115 338.3);
}

.element {
  color: var(--bermuda-onion);
  background-color: hsl(317 28% 50%);
  border-color: oklch(0.575 0.115 338.3);
}

Tailwind CSS v4

@theme {
  --color-bermuda-onion: #a45c90;
  --color-bermuda-onion-50: #ffe9ff;
  --color-bermuda-onion-100: #ffdaf4;
  --color-bermuda-onion-200: #f7c2e4;
  --color-bermuda-onion-300: #e0a0ca;
  --color-bermuda-onion-400: #cb83b6;
  --color-bermuda-onion-500: #b766a0;
  --color-bermuda-onion-600: #9a5787;
  --color-bermuda-onion-700: #7c456c;
  --color-bermuda-onion-800: #5b3251;
  --color-bermuda-onion-900: #402239;
  --color-bermuda-onion-950: #281123;
}

SCSS

$bermuda-onion: #a45c90;
$bermuda-onion-rgb: 164, 92, 144;
$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);
}