#4367C5

CSS

:root {
  --god-of-rain: #4367c5;
  --god-of-rain-rgb: 67 103 197;
  --god-of-rain-oklch: oklch(0.537 0.152 265.7);
}

.element {
  color: var(--god-of-rain);
  background-color: hsl(223 53% 52%);
  border-color: oklch(0.537 0.152 265.7);
}

Tailwind CSS v4

@theme {
  --color-god-of-rain: #4367c5;
  --color-god-of-rain-50: #e2f5ff;
  --color-god-of-rain-100: #d2e7ff;
  --color-god-of-rain-200: #b8d3ff;
  --color-god-of-rain-300: #96b4ff;
  --color-god-of-rain-400: #739af8;
  --color-god-of-rain-500: #567fea;
  --color-god-of-rain-600: #496cc5;
  --color-god-of-rain-700: #3a569f;
  --color-god-of-rain-800: #264076;
  --color-god-of-rain-900: #192c54;
  --color-god-of-rain-950: #0a1938;
}

SCSS

$god-of-rain: #4367c5;
$god-of-rain-rgb: 67, 103, 197;
$god-of-rain-light: mix(#fff, $god-of-rain, 20%);
$god-of-rain-dark: mix(#000, $god-of-rain, 20%);

.element {
  color: $god-of-rain;
  box-shadow: 0 0 0 2px rgba($god-of-rain, 0.35);
}