Storm Blue

CSS

:root {
  --storm-blue: #507b9c;
  --storm-blue-rgb: 80 123 156;
  --storm-blue-oklch: oklch(0.565 0.07 242.5);
}

.element {
  color: var(--storm-blue);
  background-color: hsl(206 32% 46%);
  border-color: oklch(0.565 0.07 242.5);
}

Tailwind CSS v4

@theme {
  --color-storm-blue: #507b9c;
  --color-storm-blue-50: #e5f8ff;
  --color-storm-blue-100: #d5ebfe;
  --color-storm-blue-200: #bcd8f1;
  --color-storm-blue-300: #9abcd9;
  --color-storm-blue-400: #7aa4c5;
  --color-storm-blue-500: #5b8cb1;
  --color-storm-blue-600: #4e7696;
  --color-storm-blue-700: #3e5f78;
  --color-storm-blue-800: #2b4658;
  --color-storm-blue-900: #1d303e;
  --color-storm-blue-950: #0d1c27;
}

SCSS

$storm-blue: #507b9c;
$storm-blue-rgb: 80, 123, 156;
$storm-blue-light: mix(#fff, $storm-blue, 20%);
$storm-blue-dark: mix(#000, $storm-blue, 20%);

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