Tory Blue

CSS

:root {
  --tory-blue: #374e88;
  --tory-blue-rgb: 55 78 136;
  --tory-blue-oklch: oklch(0.435 0.1 266.1);
}

.element {
  color: var(--tory-blue);
  background-color: hsl(223 42% 37%);
  border-color: oklch(0.435 0.1 266.1);
}

Tailwind CSS v4

@theme {
  --color-tory-blue: #374e88;
  --color-tory-blue-50: #e9f5ff;
  --color-tory-blue-100: #d9e8ff;
  --color-tory-blue-200: #c2d4ff;
  --color-tory-blue-300: #a1b6ec;
  --color-tory-blue-400: #839dda;
  --color-tory-blue-500: #6784c9;
  --color-tory-blue-600: #5770a9;
  --color-tory-blue-700: #465988;
  --color-tory-blue-800: #314265;
  --color-tory-blue-900: #212d47;
  --color-tory-blue-950: #101a2e;
}

SCSS

$tory-blue: #374e88;
$tory-blue-rgb: 55, 78, 136;
$tory-blue-light: mix(#fff, $tory-blue, 20%);
$tory-blue-dark: mix(#000, $tory-blue, 20%);

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