Rapture Blue

CSS

:root {
  --rapture-blue: #a7d6dd;
  --rapture-blue-rgb: 167 214 221;
  --rapture-blue-oklch: oklch(0.845 0.05 207.5);
}

.element {
  color: var(--rapture-blue);
  background-color: hsl(188 44% 76%);
  border-color: oklch(0.845 0.05 207.5);
}

Tailwind CSS v4

@theme {
  --color-rapture-blue: #a7d6dd;
  --color-rapture-blue-50: #e6f9fd;
  --color-rapture-blue-100: #d6edf1;
  --color-rapture-blue-200: #bddbe0;
  --color-rapture-blue-300: #9bbfc5;
  --color-rapture-blue-400: #7ca7ae;
  --color-rapture-blue-500: #5e9097;
  --color-rapture-blue-600: #507a80;
  --color-rapture-blue-700: #406166;
  --color-rapture-blue-800: #2d484b;
  --color-rapture-blue-900: #1f3234;
  --color-rapture-blue-950: #0e1d1f;
}

SCSS

$rapture-blue: #a7d6dd;
$rapture-blue-rgb: 167, 214, 221;
$rapture-blue-light: mix(#fff, $rapture-blue, 20%);
$rapture-blue-dark: mix(#000, $rapture-blue, 20%);

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