#6260C7

CSS

:root {
  --savoy-blue: #6260c7;
  --savoy-blue-rgb: 98 96 199;
  --savoy-blue-oklch: oklch(0.544 0.156 280.8);
}

.element {
  color: var(--savoy-blue);
  background-color: hsl(241 48% 58%);
  border-color: oklch(0.544 0.156 280.8);
}

Tailwind CSS v4

@theme {
  --color-savoy-blue: #6260c7;
  --color-savoy-blue-50: #eef0ff;
  --color-savoy-blue-100: #e0e2ff;
  --color-savoy-blue-200: #caccff;
  --color-savoy-blue-300: #acadff;
  --color-savoy-blue-400: #8f91f8;
  --color-savoy-blue-500: #7675e9;
  --color-savoy-blue-600: #6463c5;
  --color-savoy-blue-700: #504f9e;
  --color-savoy-blue-800: #383a77;
  --color-savoy-blue-900: #262854;
  --color-savoy-blue-950: #151538;
}

SCSS

$savoy-blue: #6260c7;
$savoy-blue-rgb: 98, 96, 199;
$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);
}