#4F67EF

CSS

:root {
  --secret-of-mana: #4f67ef;
  --secret-of-mana-rgb: 79 103 239;
  --secret-of-mana-oklch: oklch(0.574 0.205 270.9);
}

.element {
  color: var(--secret-of-mana);
  background-color: hsl(231 83% 62%);
  border-color: oklch(0.574 0.205 270.9);
}

Tailwind CSS v4

@theme {
  --color-secret-of-mana: #4f67ef;
  --color-secret-of-mana-50: #e1f2ff;
  --color-secret-of-mana-100: #d1e4ff;
  --color-secret-of-mana-200: #b7ceff;
  --color-secret-of-mana-300: #95aeff;
  --color-secret-of-mana-400: #7391ff;
  --color-secret-of-mana-500: #5872ff;
  --color-secret-of-mana-600: #4b61e1;
  --color-secret-of-mana-700: #3b4eb5;
  --color-secret-of-mana-800: #263988;
  --color-secret-of-mana-900: #192760;
  --color-secret-of-mana-950: #0b1442;
}

SCSS

$secret-of-mana: #4f67ef;
$secret-of-mana-rgb: 79, 103, 239;
$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);
}