#E66FCC

CSS

:root {
  --death-of-a-star: #e66fcc;
  --death-of-a-star-rgb: 230 111 204;
  --death-of-a-star-oklch: oklch(0.711 0.183 336.4);
}

.element {
  color: var(--death-of-a-star);
  background-color: hsl(313 70% 67%);
  border-color: oklch(0.711 0.183 336.4);
}

Tailwind CSS v4

@theme {
  --color-death-of-a-star: #e66fcc;
  --color-death-of-a-star-50: #ffe2ff;
  --color-death-of-a-star-100: #ffd1fd;
  --color-death-of-a-star-200: #ffb6ef;
  --color-death-of-a-star-300: #f391d7;
  --color-death-of-a-star-400: #df6fc6;
  --color-death-of-a-star-500: #cc4ab2;
  --color-death-of-a-star-600: #ac4097;
  --color-death-of-a-star-700: #8b3379;
  --color-death-of-a-star-800: #66245b;
  --color-death-of-a-star-900: #481840;
  --color-death-of-a-star-950: #2f0829;
}

SCSS

$death-of-a-star: #e66fcc;
$death-of-a-star-rgb: 230, 111, 204;
$death-of-a-star-light: mix(#fff, $death-of-a-star, 20%);
$death-of-a-star-dark: mix(#000, $death-of-a-star, 20%);

.element {
  color: $death-of-a-star;
  box-shadow: 0 0 0 2px rgba($death-of-a-star, 0.35);
}