#5262D0

CSS

:root {
  --savoy-blue: #5262d0;
  --savoy-blue-rgb: 82 98 208;
  --savoy-blue-oklch: oklch(0.543 0.169 273.2);
}

.element {
  color: var(--savoy-blue);
  background-color: hsl(232 57% 57%);
  border-color: oklch(0.543 0.169 273.2);
}

Tailwind CSS v4

@theme {
  --color-savoy-blue: #5262d0;
  --color-savoy-blue-50: #e7f2ff;
  --color-savoy-blue-100: #d7e4ff;
  --color-savoy-blue-200: #bfcfff;
  --color-savoy-blue-300: #9fafff;
  --color-savoy-blue-400: #7f94ff;
  --color-savoy-blue-500: #6477f4;
  --color-savoy-blue-600: #5566ce;
  --color-savoy-blue-700: #4451a5;
  --color-savoy-blue-800: #2e3c7c;
  --color-savoy-blue-900: #1f2958;
  --color-savoy-blue-950: #0f163b;
}

SCSS

$savoy-blue: #5262d0;
$savoy-blue-rgb: 82, 98, 208;
$savoy-blue-light: mix(#fff, $savoy-blue, 20%);
$savoy-blue-dark: mix(#000, $savoy-blue, 20%);

.element {
  color: $savoy-blue;
  box-shadow: 0 0 0 2px rgba($savoy-blue, 0.35);
}