#866C86

CSS

:root {
  --sunshone-plum: #866c86;
  --sunshone-plum-rgb: 134 108 134;
  --sunshone-plum-oklch: oklch(0.565 0.05 326.2);
}

.element {
  color: var(--sunshone-plum);
  background-color: hsl(300 11% 47%);
  border-color: oklch(0.565 0.05 326.2);
}

Tailwind CSS v4

@theme {
  --color-sunshone-plum: #866c86;
  --color-sunshone-plum-50: #fef0fd;
  --color-sunshone-plum-100: #f2e2f0;
  --color-sunshone-plum-200: #e1cddf;
  --color-sunshone-plum-300: #c6afc5;
  --color-sunshone-plum-400: #af95af;
  --color-sunshone-plum-500: #987b98;
  --color-sunshone-plum-600: #816881;
  --color-sunshone-plum-700: #675367;
  --color-sunshone-plum-800: #4b3d4c;
  --color-sunshone-plum-900: #342a35;
  --color-sunshone-plum-950: #201720;
}

SCSS

$sunshone-plum: #866c86;
$sunshone-plum-rgb: 134, 108, 134;
$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);
}