#713E52

CSS

:root {
  --passionate-plum: #713e52;
  --passionate-plum-rgb: 113 62 82;
  --passionate-plum-oklch: oklch(0.433 0.076 355.8);
}

.element {
  color: var(--passionate-plum);
  background-color: hsl(336 29% 34%);
  border-color: oklch(0.433 0.076 355.8);
}

Tailwind CSS v4

@theme {
  --color-passionate-plum: #713e52;
  --color-passionate-plum-50: #ffedf5;
  --color-passionate-plum-100: #fedee8;
  --color-passionate-plum-200: #f1c7d4;
  --color-passionate-plum-300: #d9a8b7;
  --color-passionate-plum-400: #c38ca0;
  --color-passionate-plum-500: #ae7188;
  --color-passionate-plum-600: #936073;
  --color-passionate-plum-700: #764c5c;
  --color-passionate-plum-800: #573744;
  --color-passionate-plum-900: #3d262f;
  --color-passionate-plum-950: #26141c;
}

SCSS

$passionate-plum: #713e52;
$passionate-plum-rgb: 113, 62, 82;
$passionate-plum-light: mix(#fff, $passionate-plum, 20%);
$passionate-plum-dark: mix(#000, $passionate-plum, 20%);

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