#D28BD3

CSS

:root {
  --somewhere-in-a-fairytale: #d28bd3;
  --somewhere-in-a-fairytale-rgb: 210 139 211;
  --somewhere-in-a-fairytale-oklch: oklch(0.732 0.128 326.3);
}

.element {
  color: var(--somewhere-in-a-fairytale);
  background-color: hsl(299 45% 69%);
  border-color: oklch(0.732 0.128 326.3);
}

Tailwind CSS v4

@theme {
  --color-somewhere-in-a-fairytale: #d28bd3;
  --color-somewhere-in-a-fairytale-50: #ffe9ff;
  --color-somewhere-in-a-fairytale-100: #ffd9fe;
  --color-somewhere-in-a-fairytale-200: #f3c1f0;
  --color-somewhere-in-a-fairytale-300: #dba0d8;
  --color-somewhere-in-a-fairytale-400: #c583c6;
  --color-somewhere-in-a-fairytale-500: #b165b3;
  --color-somewhere-in-a-fairytale-600: #955697;
  --color-somewhere-in-a-fairytale-700: #784579;
  --color-somewhere-in-a-fairytale-800: #58325b;
  --color-somewhere-in-a-fairytale-900: #3d2240;
  --color-somewhere-in-a-fairytale-950: #271128;
}

SCSS

$somewhere-in-a-fairytale: #d28bd3;
$somewhere-in-a-fairytale-rgb: 210, 139, 211;
$somewhere-in-a-fairytale-light: mix(#fff, $somewhere-in-a-fairytale, 20%);
$somewhere-in-a-fairytale-dark: mix(#000, $somewhere-in-a-fairytale, 20%);

.element {
  color: $somewhere-in-a-fairytale;
  box-shadow: 0 0 0 2px rgba($somewhere-in-a-fairytale, 0.35);
}