#EC68D3

CSS

:root {
  --death-of-a-star: #ec68d3;
  --death-of-a-star-rgb: 236 104 211;
  --death-of-a-star-oklch: oklch(0.713 0.203 335.4);
}

.element {
  color: var(--death-of-a-star);
  background-color: hsl(311 78% 67%);
  border-color: oklch(0.713 0.203 335.4);
}

Tailwind CSS v4

@theme {
  --color-death-of-a-star: #ec68d3;
  --color-death-of-a-star-50: #ffdfff;
  --color-death-of-a-star-100: #ffceff;
  --color-death-of-a-star-200: #ffb2f3;
  --color-death-of-a-star-300: #f88cdc;
  --color-death-of-a-star-400: #e468cc;
  --color-death-of-a-star-500: #d13eb9;
  --color-death-of-a-star-600: #b1379c;
  --color-death-of-a-star-700: #8e2c7d;
  --color-death-of-a-star-800: #691f5f;
  --color-death-of-a-star-900: #4a1443;
  --color-death-of-a-star-950: #30052b;
}

SCSS

$death-of-a-star: #ec68d3;
$death-of-a-star-rgb: 236, 104, 211;
$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);
}