#5660FF

CSS

:root {
  --secret-of-mana: #5660ff;
  --secret-of-mana-rgb: 86 96 255;
  --secret-of-mana-oklch: oklch(0.578 0.232 273.8);
}

.element {
  color: var(--secret-of-mana);
  background-color: hsl(236 100% 67%);
  border-color: oklch(0.578 0.232 273.8);
}

Tailwind CSS v4

@theme {
  --color-secret-of-mana: #5660ff;
  --color-secret-of-mana-50: #e2f0ff;
  --color-secret-of-mana-100: #d2e2ff;
  --color-secret-of-mana-200: #b9cbff;
  --color-secret-of-mana-300: #99a9ff;
  --color-secret-of-mana-400: #778bff;
  --color-secret-of-mana-500: #5f68ff;
  --color-secret-of-mana-600: #5059ef;
  --color-secret-of-mana-700: #3f48c0;
  --color-secret-of-mana-800: #2a3591;
  --color-secret-of-mana-900: #1c2467;
  --color-secret-of-mana-950: #0d1147;
}

SCSS

$secret-of-mana: #5660ff;
$secret-of-mana-rgb: 86, 96, 255;
$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);
}