#5C0125

CSS

:root {
  --plum-cheese: #5c0125;
  --plum-cheese-rgb: 92 1 37;
  --plum-cheese-oklch: oklch(0.306 0.121 6.6);
}

.element {
  color: var(--plum-cheese);
  background-color: hsl(336 98% 18%);
  border-color: oklch(0.306 0.121 6.6);
}

Tailwind CSS v4

@theme {
  --color-plum-cheese: #5c0125;
  --color-plum-cheese-50: #ffe8ee;
  --color-plum-cheese-100: #ffd8e0;
  --color-plum-cheese-200: #ffbfca;
  --color-plum-cheese-300: #ee9dab;
  --color-plum-cheese-400: #db7f93;
  --color-plum-cheese-500: #c76079;
  --color-plum-cheese-600: #a85266;
  --color-plum-cheese-700: #874152;
  --color-plum-cheese-800: #642f3d;
  --color-plum-cheese-900: #46202a;
  --color-plum-cheese-950: #2e0f17;
}

SCSS

$plum-cheese: #5c0125;
$plum-cheese-rgb: 92, 1, 37;
$plum-cheese-light: mix(#fff, $plum-cheese, 20%);
$plum-cheese-dark: mix(#000, $plum-cheese, 20%);

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