#5465FD

CSS

:root {
  --secret-of-mana: #5465fd;
  --secret-of-mana-rgb: 84 101 253;
  --secret-of-mana-oklch: oklch(0.584 0.224 272.5);
}

.element {
  color: var(--secret-of-mana);
  background-color: hsl(234 98% 66%);
  border-color: oklch(0.584 0.224 272.5);
}

Tailwind CSS v4

@theme {
  --color-secret-of-mana: #5465fd;
  --color-secret-of-mana-50: #e1f1ff;
  --color-secret-of-mana-100: #d1e3ff;
  --color-secret-of-mana-200: #b8ccff;
  --color-secret-of-mana-300: #96abff;
  --color-secret-of-mana-400: #758dff;
  --color-secret-of-mana-500: #5b6cff;
  --color-secret-of-mana-600: #4d5ceb;
  --color-secret-of-mana-700: #3d4abd;
  --color-secret-of-mana-800: #27368e;
  --color-secret-of-mana-900: #1a2565;
  --color-secret-of-mana-950: #0c1246;
}

SCSS

$secret-of-mana: #5465fd;
$secret-of-mana-rgb: 84, 101, 253;
$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);
}