Wide Sky

CSS

:root {
  --wide-sky: #416faf;
  --wide-sky-rgb: 65 111 175;
  --wide-sky-oklch: oklch(0.539 0.113 257);
}

.element {
  color: var(--wide-sky);
  background-color: hsl(215 46% 47%);
  border-color: oklch(0.539 0.113 257);
}

Tailwind CSS v4

@theme {
  --color-wide-sky: #416faf;
  --color-wide-sky-50: #e2f7ff;
  --color-wide-sky-100: #d2eaff;
  --color-wide-sky-200: #b8d6ff;
  --color-wide-sky-300: #95b9f1;
  --color-wide-sky-400: #72a0e1;
  --color-wide-sky-500: #5387d0;
  --color-wide-sky-600: #4772af;
  --color-wide-sky-700: #385c8d;
  --color-wide-sky-800: #264369;
  --color-wide-sky-900: #192f4a;
  --color-wide-sky-950: #0a1b30;
}

SCSS

$wide-sky: #416faf;
$wide-sky-rgb: 65, 111, 175;
$wide-sky-light: mix(#fff, $wide-sky, 20%);
$wide-sky-dark: mix(#000, $wide-sky, 20%);

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