#D82581

CSS

:root {
  --benevolent-pink: #d82581;
  --benevolent-pink-rgb: 216 37 129;
  --benevolent-pink-oklch: oklch(0.589 0.221 356);
}

.element {
  color: var(--benevolent-pink);
  background-color: hsl(329 71% 50%);
  border-color: oklch(0.589 0.221 356);
}

Tailwind CSS v4

@theme {
  --color-benevolent-pink: #d82581;
  --color-benevolent-pink-50: #ffdbf5;
  --color-benevolent-pink-100: #ffc9e7;
  --color-benevolent-pink-200: #ffabd4;
  --color-benevolent-pink-300: #ff81b7;
  --color-benevolent-pink-400: #fc58a3;
  --color-benevolent-pink-500: #eb1b8b;
  --color-benevolent-pink-600: #c61d75;
  --color-benevolent-pink-700: #a0185e;
  --color-benevolent-pink-800: #770f47;
  --color-benevolent-pink-900: #540a32;
  --color-benevolent-pink-950: #38001d;
}

SCSS

$benevolent-pink: #d82581;
$benevolent-pink-rgb: 216, 37, 129;
$benevolent-pink-light: mix(#fff, $benevolent-pink, 20%);
$benevolent-pink-dark: mix(#000, $benevolent-pink, 20%);

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