#86617A

CSS

:root {
  --sunshone-plum: #86617a;
  --sunshone-plum-rgb: 134 97 122;
  --sunshone-plum-oklch: oklch(0.539 0.06 338.9);
}

.element {
  color: var(--sunshone-plum);
  background-color: hsl(319 16% 45%);
  border-color: oklch(0.539 0.06 338.9);
}

Tailwind CSS v4

@theme {
  --color-sunshone-plum: #86617a;
  --color-sunshone-plum-50: #ffeffa;
  --color-sunshone-plum-100: #f7e1ee;
  --color-sunshone-plum-200: #e7cbdc;
  --color-sunshone-plum-300: #ceacc1;
  --color-sunshone-plum-400: #b791aa;
  --color-sunshone-plum-500: #a17793;
  --color-sunshone-plum-600: #88657d;
  --color-sunshone-plum-700: #6d5164;
  --color-sunshone-plum-800: #503b4a;
  --color-sunshone-plum-900: #382833;
  --color-sunshone-plum-950: #22161f;
}

SCSS

$sunshone-plum: #86617a;
$sunshone-plum-rgb: 134, 97, 122;
$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);
}