#C697DA

CSS

:root {
  --somewhere-in-a-fairytale: #c697da;
  --somewhere-in-a-fairytale-rgb: 198 151 218;
  --somewhere-in-a-fairytale-oklch: oklch(0.744 0.107 315.6);
}

.element {
  color: var(--somewhere-in-a-fairytale);
  background-color: hsl(282 48% 72%);
  border-color: oklch(0.744 0.107 315.6);
}

Tailwind CSS v4

@theme {
  --color-somewhere-in-a-fairytale: #c697da;
  --color-somewhere-in-a-fairytale-50: #ffecff;
  --color-somewhere-in-a-fairytale-100: #f7ddff;
  --color-somewhere-in-a-fairytale-200: #e8c7f3;
  --color-somewhere-in-a-fairytale-300: #cea7dc;
  --color-somewhere-in-a-fairytale-400: #b78bca;
  --color-somewhere-in-a-fairytale-500: #a16fb6;
  --color-somewhere-in-a-fairytale-600: #885e9a;
  --color-somewhere-in-a-fairytale-700: #6d4b7b;
  --color-somewhere-in-a-fairytale-800: #50375c;
  --color-somewhere-in-a-fairytale-900: #372541;
  --color-somewhere-in-a-fairytale-950: #221429;
}

SCSS

$somewhere-in-a-fairytale: #c697da;
$somewhere-in-a-fairytale-rgb: 198, 151, 218;
$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);
}