Coelin Blue

CSS

:root {
  --coelin-blue: #497d93;
  --coelin-blue-rgb: 73 125 147;
  --coelin-blue-oklch: oklch(0.562 0.065 227.1);
}

.element {
  color: var(--coelin-blue);
  background-color: hsl(198 34% 43%);
  border-color: oklch(0.562 0.065 227.1);
}

Tailwind CSS v4

@theme {
  --color-coelin-blue: #497d93;
  --color-coelin-blue-50: #e3f9ff;
  --color-coelin-blue-100: #d3edfa;
  --color-coelin-blue-200: #b9daeb;
  --color-coelin-blue-300: #95bed2;
  --color-coelin-blue-400: #75a7bd;
  --color-coelin-blue-500: #558fa8;
  --color-coelin-blue-600: #48798e;
  --color-coelin-blue-700: #396172;
  --color-coelin-blue-800: #284753;
  --color-coelin-blue-900: #1b313a;
  --color-coelin-blue-950: #0b1d24;
}

SCSS

$coelin-blue: #497d93;
$coelin-blue-rgb: 73, 125, 147;
$coelin-blue-light: mix(#fff, $coelin-blue, 20%);
$coelin-blue-dark: mix(#000, $coelin-blue, 20%);

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