Periwinkle Sky

CSS

:root {
  --periwinkle-sky: #8cb7d7;
  --periwinkle-sky-rgb: 140 183 215;
  --periwinkle-sky-oklch: oklch(0.76 0.065 240.9);
}

.element {
  color: var(--periwinkle-sky);
  background-color: hsl(206 48% 70%);
  border-color: oklch(0.76 0.065 240.9);
}

Tailwind CSS v4

@theme {
  --color-periwinkle-sky: #8cb7d7;
  --color-periwinkle-sky-50: #e6f8ff;
  --color-periwinkle-sky-100: #d6ebfc;
  --color-periwinkle-sky-200: #bdd8ee;
  --color-periwinkle-sky-300: #9bbcd7;
  --color-periwinkle-sky-400: #7ca4c2;
  --color-periwinkle-sky-500: #5e8cae;
  --color-periwinkle-sky-600: #507693;
  --color-periwinkle-sky-700: #405f76;
  --color-periwinkle-sky-800: #2d4657;
  --color-periwinkle-sky-900: #1e303c;
  --color-periwinkle-sky-950: #0e1c26;
}

SCSS

$periwinkle-sky: #8cb7d7;
$periwinkle-sky-rgb: 140, 183, 215;
$periwinkle-sky-light: mix(#fff, $periwinkle-sky, 20%);
$periwinkle-sky-dark: mix(#000, $periwinkle-sky, 20%);

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