Sterling Blue

CSS

:root {
  --sterling-blue: #a2b9c2;
  --sterling-blue-rgb: 162 185 194;
  --sterling-blue-oklch: oklch(0.771 0.028 223.3);
}

.element {
  color: var(--sterling-blue);
  background-color: hsl(197 21% 70%);
  border-color: oklch(0.771 0.028 223.3);
}

Tailwind CSS v4

@theme {
  --color-sterling-blue: #a2b9c2;
  --color-sterling-blue-50: #edf7fb;
  --color-sterling-blue-100: #deeaef;
  --color-sterling-blue-200: #c8d7dd;
  --color-sterling-blue-300: #a9bbc2;
  --color-sterling-blue-400: #8da2ab;
  --color-sterling-blue-500: #728b94;
  --color-sterling-blue-600: #61757d;
  --color-sterling-blue-700: #4d5e64;
  --color-sterling-blue-800: #384549;
  --color-sterling-blue-900: #263033;
  --color-sterling-blue-950: #151c1f;
}

SCSS

$sterling-blue: #a2b9c2;
$sterling-blue-rgb: 162, 185, 194;
$sterling-blue-light: mix(#fff, $sterling-blue, 20%);
$sterling-blue-dark: mix(#000, $sterling-blue, 20%);

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