Baleine Blue

CSS

:root {
  --baleine-blue: #165a90;
  --baleine-blue-rgb: 22 90 144;
  --baleine-blue-oklch: oklch(0.455 0.109 247.8);
}

.element {
  color: var(--baleine-blue);
  background-color: hsl(207 73% 33%);
  border-color: oklch(0.455 0.109 247.8);
}

Tailwind CSS v4

@theme {
  --color-baleine-blue: #165a90;
  --color-baleine-blue-50: #def8ff;
  --color-baleine-blue-100: #cdecff;
  --color-baleine-blue-200: #b1d9ff;
  --color-baleine-blue-300: #8cbcee;
  --color-baleine-blue-400: #68a4dc;
  --color-baleine-blue-500: #438bcb;
  --color-baleine-blue-600: #3a76ab;
  --color-baleine-blue-700: #2e5e89;
  --color-baleine-blue-800: #1e4666;
  --color-baleine-blue-900: #143047;
  --color-baleine-blue-950: #051c2f;
}

SCSS

$baleine-blue: #165a90;
$baleine-blue-rgb: 22, 90, 144;
$baleine-blue-light: mix(#fff, $baleine-blue, 20%);
$baleine-blue-dark: mix(#000, $baleine-blue, 20%);

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