#C498D1

CSS

:root {
  --somewhere-in-a-fairytale: #c498d1;
  --somewhere-in-a-fairytale-rgb: 196 152 209;
  --somewhere-in-a-fairytale-oklch: oklch(0.74 0.094 318.4);
}

.element {
  color: var(--somewhere-in-a-fairytale);
  background-color: hsl(286 38% 71%);
  border-color: oklch(0.74 0.094 318.4);
}

Tailwind CSS v4

@theme {
  --color-somewhere-in-a-fairytale: #c498d1;
  --color-somewhere-in-a-fairytale-50: #ffedff;
  --color-somewhere-in-a-fairytale-100: #f7defc;
  --color-somewhere-in-a-fairytale-200: #e7c8ed;
  --color-somewhere-in-a-fairytale-300: #cda8d5;
  --color-somewhere-in-a-fairytale-400: #b68dc2;
  --color-somewhere-in-a-fairytale-500: #a072ae;
  --color-somewhere-in-a-fairytale-600: #886093;
  --color-somewhere-in-a-fairytale-700: #6d4d76;
  --color-somewhere-in-a-fairytale-800: #4f3858;
  --color-somewhere-in-a-fairytale-900: #37263e;
  --color-somewhere-in-a-fairytale-950: #221427;
}

SCSS

$somewhere-in-a-fairytale: #c498d1;
$somewhere-in-a-fairytale-rgb: 196, 152, 209;
$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);
}