#4167F9

CSS

:root {
  --secret-of-mana: #4167f9;
  --secret-of-mana-rgb: 65 103 249;
  --secret-of-mana-oklch: oklch(0.575 0.222 267.6);
}

.element {
  color: var(--secret-of-mana);
  background-color: hsl(228 94% 62%);
  border-color: oklch(0.575 0.222 267.6);
}

Tailwind CSS v4

@theme {
  --color-secret-of-mana: #4167f9;
  --color-secret-of-mana-50: #dcf3ff;
  --color-secret-of-mana-100: #cae5ff;
  --color-secret-of-mana-200: #afcfff;
  --color-secret-of-mana-300: #8bafff;
  --color-secret-of-mana-400: #6692ff;
  --color-secret-of-mana-500: #4872ff;
  --color-secret-of-mana-600: #3d61ea;
  --color-secret-of-mana-700: #304ebc;
  --color-secret-of-mana-800: #1d398e;
  --color-secret-of-mana-900: #122764;
  --color-secret-of-mana-950: #061445;
}

SCSS

$secret-of-mana: #4167f9;
$secret-of-mana-rgb: 65, 103, 249;
$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);
}