Polaris Blue

CSS

:root {
  --polaris-blue: #6f8a8c;
  --polaris-blue-rgb: 111 138 140;
  --polaris-blue-oklch: oklch(0.613 0.031 202);
}

.element {
  color: var(--polaris-blue);
  background-color: hsl(184 12% 49%);
  border-color: oklch(0.613 0.031 202);
}

Tailwind CSS v4

@theme {
  --color-polaris-blue: #6f8a8c;
  --color-polaris-blue-50: #ecf8f9;
  --color-polaris-blue-100: #ddebed;
  --color-polaris-blue-200: #c6d8da;
  --color-polaris-blue-300: #a6bcbf;
  --color-polaris-blue-400: #8aa4a6;
  --color-polaris-blue-500: #6f8d8f;
  --color-polaris-blue-600: #5e7779;
  --color-polaris-blue-700: #4b5f61;
  --color-polaris-blue-800: #364647;
  --color-polaris-blue-900: #253031;
  --color-polaris-blue-950: #131d1d;
}

SCSS

$polaris-blue: #6f8a8c;
$polaris-blue-rgb: 111, 138, 140;
$polaris-blue-light: mix(#fff, $polaris-blue, 20%);
$polaris-blue-dark: mix(#000, $polaris-blue, 20%);

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