#8C6A99

CSS

:root {
  --sunshone-plum: #8c6a99;
  --sunshone-plum-rgb: 140 106 153;
  --sunshone-plum-oklch: oklch(0.575 0.081 316.5);
}

.element {
  color: var(--sunshone-plum);
  background-color: hsl(283 19% 51%);
  border-color: oklch(0.575 0.081 316.5);
}

Tailwind CSS v4

@theme {
  --color-sunshone-plum: #8c6a99;
  --color-sunshone-plum-50: #ffeeff;
  --color-sunshone-plum-100: #f4e0fa;
  --color-sunshone-plum-200: #e3caeb;
  --color-sunshone-plum-300: #c9abd2;
  --color-sunshone-plum-400: #b290bf;
  --color-sunshone-plum-500: #9b75aa;
  --color-sunshone-plum-600: #836490;
  --color-sunshone-plum-700: #694f73;
  --color-sunshone-plum-800: #4d3a56;
  --color-sunshone-plum-900: #35283c;
  --color-sunshone-plum-950: #201626;
}

SCSS

$sunshone-plum: #8c6a99;
$sunshone-plum-rgb: 140, 106, 153;
$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);
}