#4B69B7

CSS

:root {
  --god-of-rain: #4b69b7;
  --god-of-rain-rgb: 75 105 183;
  --god-of-rain-oklch: oklch(0.536 0.127 266.3);
}

.element {
  color: var(--god-of-rain);
  background-color: hsl(223 43% 51%);
  border-color: oklch(0.536 0.127 266.3);
}

Tailwind CSS v4

@theme {
  --color-god-of-rain: #4b69b7;
  --color-god-of-rain-50: #e6f5ff;
  --color-god-of-rain-100: #d6e7ff;
  --color-god-of-rain-200: #bdd3ff;
  --color-god-of-rain-300: #9cb5f9;
  --color-god-of-rain-400: #7b9cea;
  --color-god-of-rain-500: #5f81da;
  --color-god-of-rain-600: #516eb8;
  --color-god-of-rain-700: #405894;
  --color-god-of-rain-800: #2c416e;
  --color-god-of-rain-900: #1d2d4e;
  --color-god-of-rain-950: #0e1933;
}

SCSS

$god-of-rain: #4b69b7;
$god-of-rain-rgb: 75, 105, 183;
$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);
}