Cloudy Blue

CSS

:root {
  --cloudy-blue: #acc2d9;
  --cloudy-blue-rgb: 172 194 217;
  --cloudy-blue-oklch: oklch(0.805 0.041 249.5);
}

.element {
  color: var(--cloudy-blue);
  background-color: hsl(211 37% 76%);
  border-color: oklch(0.805 0.041 249.5);
}

Tailwind CSS v4

@theme {
  --color-cloudy-blue: #acc2d9;
  --color-cloudy-blue-50: #edf6ff;
  --color-cloudy-blue-100: #dee9f5;
  --color-cloudy-blue-200: #c8d6e6;
  --color-cloudy-blue-300: #a9b9cc;
  --color-cloudy-blue-400: #8da1b6;
  --color-cloudy-blue-500: #7289a0;
  --color-cloudy-blue-600: #617488;
  --color-cloudy-blue-700: #4d5d6d;
  --color-cloudy-blue-800: #374450;
  --color-cloudy-blue-900: #262f38;
  --color-cloudy-blue-950: #141b22;
}

SCSS

$cloudy-blue: #acc2d9;
$cloudy-blue-rgb: 172, 194, 217;
$cloudy-blue-light: mix(#fff, $cloudy-blue, 20%);
$cloudy-blue-dark: mix(#000, $cloudy-blue, 20%);

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