Precious Blue

CSS

:root {
  --precious-blue: #008389;
  --precious-blue-rgb: 0 131 137;
  --precious-blue-oklch: oklch(0.555 0.094 200.5);
}

.element {
  color: var(--precious-blue);
  background-color: hsl(183 100% 27%);
  border-color: oklch(0.555 0.094 200.5);
}

Tailwind CSS v4

@theme {
  --color-precious-blue: #008389;
  --color-precious-blue-50: #d7feff;
  --color-precious-blue-100: #c4f2f6;
  --color-precious-blue-200: #a5e1e6;
  --color-precious-blue-300: #7bc6cc;
  --color-precious-blue-400: #50afb5;
  --color-precious-blue-500: #0c989f;
  --color-precious-blue-600: #138187;
  --color-precious-blue-700: #11676c;
  --color-precious-blue-800: #094c4e;
  --color-precious-blue-900: #063536;
  --color-precious-blue-950: #002021;
}

SCSS

$precious-blue: #008389;
$precious-blue-rgb: 0, 131, 137;
$precious-blue-light: mix(#fff, $precious-blue, 20%);
$precious-blue-dark: mix(#000, $precious-blue, 20%);

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