#F260DD

CSS

:root {
  --death-of-a-star: #f260dd;
  --death-of-a-star-rgb: 242 96 221;
  --death-of-a-star-oklch: oklch(0.717 0.226 333.7);
}

.element {
  color: var(--death-of-a-star);
  background-color: hsl(309 85% 66%);
  border-color: oklch(0.717 0.226 333.7);
}

Tailwind CSS v4

@theme {
  --color-death-of-a-star: #f260dd;
  --color-death-of-a-star-50: #ffddff;
  --color-death-of-a-star-100: #ffcbff;
  --color-death-of-a-star-200: #ffaef9;
  --color-death-of-a-star-300: #fc86e3;
  --color-death-of-a-star-400: #e960d5;
  --color-death-of-a-star-500: #d62ec2;
  --color-death-of-a-star-600: #b52aa4;
  --color-death-of-a-star-700: #922284;
  --color-death-of-a-star-800: #6b1764;
  --color-death-of-a-star-900: #4b0f46;
  --color-death-of-a-star-950: #31012e;
}

SCSS

$death-of-a-star: #f260dd;
$death-of-a-star-rgb: 242, 96, 221;
$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);
}