#4C65C9

CSS

:root {
  --god-of-rain: #4c65c9;
  --god-of-rain-rgb: 76 101 201;
  --god-of-rain-oklch: oklch(0.54 0.157 269.9);
}

.element {
  color: var(--god-of-rain);
  background-color: hsl(228 54% 54%);
  border-color: oklch(0.54 0.157 269.9);
}

Tailwind CSS v4

@theme {
  --color-god-of-rain: #4c65c9;
  --color-god-of-rain-50: #e5f3ff;
  --color-god-of-rain-100: #d5e6ff;
  --color-god-of-rain-200: #bcd1ff;
  --color-god-of-rain-300: #9bb2ff;
  --color-god-of-rain-400: #7a98fb;
  --color-god-of-rain-500: #5e7ced;
  --color-god-of-rain-600: #5069c8;
  --color-god-of-rain-700: #4054a1;
  --color-god-of-rain-800: #2b3e78;
  --color-god-of-rain-900: #1d2b55;
  --color-god-of-rain-950: #0d1739;
}

SCSS

$god-of-rain: #4c65c9;
$god-of-rain-rgb: 76, 101, 201;
$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);
}