#4E63FC

CSS

:root {
  --secret-of-mana: #4e63fc;
  --secret-of-mana-rgb: 78 99 252;
  --secret-of-mana-oklch: oklch(0.576 0.227 271.3);
}

.element {
  color: var(--secret-of-mana);
  background-color: hsl(233 97% 65%);
  border-color: oklch(0.576 0.227 271.3);
}

Tailwind CSS v4

@theme {
  --color-secret-of-mana: #4e63fc;
  --color-secret-of-mana-50: #e0f2ff;
  --color-secret-of-mana-100: #cfe3ff;
  --color-secret-of-mana-200: #b5cdff;
  --color-secret-of-mana-300: #93abff;
  --color-secret-of-mana-400: #718eff;
  --color-secret-of-mana-500: #566dff;
  --color-secret-of-mana-600: #495dec;
  --color-secret-of-mana-700: #3a4abe;
  --color-secret-of-mana-800: #25378f;
  --color-secret-of-mana-900: #182665;
  --color-secret-of-mana-950: #0a1346;
}

SCSS

$secret-of-mana: #4e63fc;
$secret-of-mana-rgb: 78, 99, 252;
$secret-of-mana-light: mix(#fff, $secret-of-mana, 20%);
$secret-of-mana-dark: mix(#000, $secret-of-mana, 20%);

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