Rare Crystal

CSS

:root {
  --rare-crystal: #e1dee8;
  --rare-crystal-rgb: 225 222 232;
  --rare-crystal-oklch: oklch(0.906 0.014 299.8);
}

.element {
  color: var(--rare-crystal);
  background-color: hsl(258 18% 89%);
  border-color: oklch(0.906 0.014 299.8);
}

Tailwind CSS v4

@theme {
  --color-rare-crystal: #e1dee8;
  --color-rare-crystal-50: #f6f4f8;
  --color-rare-crystal-100: #e8e7ec;
  --color-rare-crystal-200: #d5d3d9;
  --color-rare-crystal-300: #b8b6bd;
  --color-rare-crystal-400: #9f9da6;
  --color-rare-crystal-500: #87848e;
  --color-rare-crystal-600: #727078;
  --color-rare-crystal-700: #5c5960;
  --color-rare-crystal-800: #434147;
  --color-rare-crystal-900: #2e2d31;
  --color-rare-crystal-950: #1b1a1d;
}

SCSS

$rare-crystal: #e1dee8;
$rare-crystal-rgb: 225, 222, 232;
$rare-crystal-light: mix(#fff, $rare-crystal, 20%);
$rare-crystal-dark: mix(#000, $rare-crystal, 20%);

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