Blue Ocean

CSS

:root {
  --blue-ocean: #009dc4;
  --blue-ocean-rgb: 0 157 196;
  --blue-ocean-oklch: oklch(0.646 0.121 223.7);
}

.element {
  color: var(--blue-ocean);
  background-color: hsl(192 100% 38%);
  border-color: oklch(0.646 0.121 223.7);
}

Tailwind CSS v4

@theme {
  --color-blue-ocean: #009dc4;
  --color-blue-ocean-50: #d1fdff;
  --color-blue-ocean-100: #bdf1ff;
  --color-blue-ocean-200: #9be0fc;
  --color-blue-ocean-300: #6ec4e7;
  --color-blue-ocean-400: #37add3;
  --color-blue-ocean-500: #0096c1;
  --color-blue-ocean-600: #007fa3;
  --color-blue-ocean-700: #006683;
  --color-blue-ocean-800: #004b60;
  --color-blue-ocean-900: #003443;
  --color-blue-ocean-950: #001f2b;
}

SCSS

$blue-ocean: #009dc4;
$blue-ocean-rgb: 0, 157, 196;
$blue-ocean-light: mix(#fff, $blue-ocean, 20%);
$blue-ocean-dark: mix(#000, $blue-ocean, 20%);

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