#8B6C91

CSS

:root {
  --sunshone-plum: #8b6c91;
  --sunshone-plum-rgb: 139 108 145;
  --sunshone-plum-oklch: oklch(0.575 0.066 320.9);
}

.element {
  color: var(--sunshone-plum);
  background-color: hsl(290 15% 50%);
  border-color: oklch(0.575 0.066 320.9);
}

Tailwind CSS v4

@theme {
  --color-sunshone-plum: #8b6c91;
  --color-sunshone-plum-50: #ffefff;
  --color-sunshone-plum-100: #f3e1f5;
  --color-sunshone-plum-200: #e3cbe5;
  --color-sunshone-plum-300: #c8adcc;
  --color-sunshone-plum-400: #b192b7;
  --color-sunshone-plum-500: #9b78a1;
  --color-sunshone-plum-600: #836688;
  --color-sunshone-plum-700: #69516d;
  --color-sunshone-plum-800: #4c3b51;
  --color-sunshone-plum-900: #352939;
  --color-sunshone-plum-950: #201623;
}

SCSS

$sunshone-plum: #8b6c91;
$sunshone-plum-rgb: 139, 108, 145;
$sunshone-plum-light: mix(#fff, $sunshone-plum, 20%);
$sunshone-plum-dark: mix(#000, $sunshone-plum, 20%);

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