#EC68D4

CSS

:root {
  --death-of-a-star: #ec68d4;
  --death-of-a-star-rgb: 236 104 212;
  --death-of-a-star-oklch: oklch(0.714 0.204 335.1);
}

.element {
  color: var(--death-of-a-star);
  background-color: hsl(311 78% 67%);
  border-color: oklch(0.714 0.204 335.1);
}

Tailwind CSS v4

@theme {
  --color-death-of-a-star: #ec68d4;
  --color-death-of-a-star-50: #ffdfff;
  --color-death-of-a-star-100: #ffceff;
  --color-death-of-a-star-200: #ffb2f4;
  --color-death-of-a-star-300: #f88cdd;
  --color-death-of-a-star-400: #e468cd;
  --color-death-of-a-star-500: #d13eba;
  --color-death-of-a-star-600: #b1369d;
  --color-death-of-a-star-700: #8e2b7e;
  --color-death-of-a-star-800: #691e60;
  --color-death-of-a-star-900: #4a1443;
  --color-death-of-a-star-950: #30052b;
}

SCSS

$death-of-a-star: #ec68d4;
$death-of-a-star-rgb: 236, 104, 212;
$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);
}