#3D67CA

CSS

:root {
  --god-of-rain: #3d67ca;
  --god-of-rain-rgb: 61 103 202;
  --god-of-rain-oklch: oklch(0.537 0.161 264.4);
}

.element {
  color: var(--god-of-rain);
  background-color: hsl(222 57% 52%);
  border-color: oklch(0.537 0.161 264.4);
}

Tailwind CSS v4

@theme {
  --color-god-of-rain: #3d67ca;
  --color-god-of-rain-50: #e0f5ff;
  --color-god-of-rain-100: #cfe7ff;
  --color-god-of-rain-200: #b4d3ff;
  --color-god-of-rain-300: #91b5ff;
  --color-god-of-rain-400: #6e9bfd;
  --color-god-of-rain-500: #4f7fef;
  --color-god-of-rain-600: #436cca;
  --color-god-of-rain-700: #3556a2;
  --color-god-of-rain-800: #224079;
  --color-god-of-rain-900: #172c56;
  --color-god-of-rain-950: #08183a;
}

SCSS

$god-of-rain: #3d67ca;
$god-of-rain-rgb: 61, 103, 202;
$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);
}