#F261DA

CSS

:root {
  --death-of-a-star: #f261da;
  --death-of-a-star-rgb: 242 97 218;
  --death-of-a-star-oklch: oklch(0.716 0.222 334.7);
}

.element {
  color: var(--death-of-a-star);
  background-color: hsl(310 85% 66%);
  border-color: oklch(0.716 0.222 334.7);
}

Tailwind CSS v4

@theme {
  --color-death-of-a-star: #f261da;
  --color-death-of-a-star-50: #ffddff;
  --color-death-of-a-star-100: #ffccff;
  --color-death-of-a-star-200: #ffaef7;
  --color-death-of-a-star-300: #fc87e1;
  --color-death-of-a-star-400: #e961d2;
  --color-death-of-a-star-500: #d630bf;
  --color-death-of-a-star-600: #b52ca2;
  --color-death-of-a-star-700: #922382;
  --color-death-of-a-star-800: #6b1863;
  --color-death-of-a-star-900: #4c1045;
  --color-death-of-a-star-950: #31022d;
}

SCSS

$death-of-a-star: #f261da;
$death-of-a-star-rgb: 242, 97, 218;
$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);
}