Estuary Blue

CSS

:root {
  --estuary-blue: #70a5b7;
  --estuary-blue-rgb: 112 165 183;
  --estuary-blue-oklch: oklch(0.691 0.062 221.2);
}

.element {
  color: var(--estuary-blue);
  background-color: hsl(195 33% 58%);
  border-color: oklch(0.691 0.062 221.2);
}

Tailwind CSS v4

@theme {
  --color-estuary-blue: #70a5b7;
  --color-estuary-blue-50: #e3faff;
  --color-estuary-blue-100: #d3edf7;
  --color-estuary-blue-200: #b9dbe8;
  --color-estuary-blue-300: #96bfcf;
  --color-estuary-blue-400: #75a7b8;
  --color-estuary-blue-500: #5590a3;
  --color-estuary-blue-600: #497a8a;
  --color-estuary-blue-700: #3a616f;
  --color-estuary-blue-800: #284851;
  --color-estuary-blue-900: #1b3238;
  --color-estuary-blue-950: #0b1e23;
}

SCSS

$estuary-blue: #70a5b7;
$estuary-blue-rgb: 112, 165, 183;
$estuary-blue-light: mix(#fff, $estuary-blue, 20%);
$estuary-blue-dark: mix(#000, $estuary-blue, 20%);

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