Portuguese Blue

CSS

:root {
  --portuguese-blue: #3c5e95;
  --portuguese-blue-rgb: 60 94 149;
  --portuguese-blue-oklch: oklch(0.483 0.098 259.6);
}

.element {
  color: var(--portuguese-blue);
  background-color: hsl(217 43% 41%);
  border-color: oklch(0.483 0.098 259.6);
}

Tailwind CSS v4

@theme {
  --color-portuguese-blue: #3c5e95;
  --color-portuguese-blue-50: #e6f6ff;
  --color-portuguese-blue-100: #d6e9ff;
  --color-portuguese-blue-200: #bdd5ff;
  --color-portuguese-blue-300: #9cb8ea;
  --color-portuguese-blue-400: #7c9fd8;
  --color-portuguese-blue-500: #5f86c7;
  --color-portuguese-blue-600: #5172a8;
  --color-portuguese-blue-700: #405b87;
  --color-portuguese-blue-800: #2c4364;
  --color-portuguese-blue-900: #1e2e46;
  --color-portuguese-blue-950: #0e1b2e;
}

SCSS

$portuguese-blue: #3c5e95;
$portuguese-blue-rgb: 60, 94, 149;
$portuguese-blue-light: mix(#fff, $portuguese-blue, 20%);
$portuguese-blue-dark: mix(#000, $portuguese-blue, 20%);

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