Lothern Blue

CSS

:root {
  --lothern-blue: #6699cc;
  --lothern-blue-rgb: 102 153 204;
  --lothern-blue-oklch: oklch(0.668 0.094 249.4);
}

.element {
  color: var(--lothern-blue);
  background-color: hsl(210 50% 60%);
  border-color: oklch(0.668 0.094 249.4);
}

Tailwind CSS v4

@theme {
  --color-lothern-blue: #6699cc;
  --color-lothern-blue-50: #e2f8ff;
  --color-lothern-blue-100: #d2ebff;
  --color-lothern-blue-200: #b7d8fc;
  --color-lothern-blue-300: #94bbe7;
  --color-lothern-blue-400: #72a3d4;
  --color-lothern-blue-500: #528ac2;
  --color-lothern-blue-600: #4675a4;
  --color-lothern-blue-700: #385e83;
  --color-lothern-blue-800: #264561;
  --color-lothern-blue-900: #193044;
  --color-lothern-blue-950: #0a1c2c;
}

SCSS

$lothern-blue: #6699cc;
$lothern-blue-rgb: 102, 153, 204;
$lothern-blue-light: mix(#fff, $lothern-blue, 20%);
$lothern-blue-dark: mix(#000, $lothern-blue, 20%);

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