#4A66F5

CSS

:root {
  --secret-of-mana: #4a66f5;
  --secret-of-mana-rgb: 74 102 245;
  --secret-of-mana-oklch: oklch(0.574 0.215 269.8);
}

.element {
  color: var(--secret-of-mana);
  background-color: hsl(230 90% 63%);
  border-color: oklch(0.574 0.215 269.8);
}

Tailwind CSS v4

@theme {
  --color-secret-of-mana: #4a66f5;
  --color-secret-of-mana-50: #dff2ff;
  --color-secret-of-mana-100: #cee4ff;
  --color-secret-of-mana-200: #b4ceff;
  --color-secret-of-mana-300: #91aeff;
  --color-secret-of-mana-400: #6e91ff;
  --color-secret-of-mana-500: #5271ff;
  --color-secret-of-mana-600: #4660e7;
  --color-secret-of-mana-700: #374dba;
  --color-secret-of-mana-800: #23398b;
  --color-secret-of-mana-900: #172763;
  --color-secret-of-mana-950: #091444;
}

SCSS

$secret-of-mana: #4a66f5;
$secret-of-mana-rgb: 74, 102, 245;
$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);
}