#360118

CSS

:root {
  --what-we-do-in-the-shadows: #360118;
  --what-we-do-in-the-shadows-rgb: 54 1 24;
  --what-we-do-in-the-shadows-oklch: oklch(0.217 0.086 0.4);
}

.element {
  color: var(--what-we-do-in-the-shadows);
  background-color: hsl(334 96% 11%);
  border-color: oklch(0.217 0.086 0.4);
}

Tailwind CSS v4

@theme {
  --color-what-we-do-in-the-shadows: #360118;
  --color-what-we-do-in-the-shadows-50: #ffecf3;
  --color-what-we-do-in-the-shadows-100: #ffdde5;
  --color-what-we-do-in-the-shadows-200: #f5c6d1;
  --color-what-we-do-in-the-shadows-300: #dea6b4;
  --color-what-we-do-in-the-shadows-400: #c9899c;
  --color-what-we-do-in-the-shadows-500: #b56d83;
  --color-what-we-do-in-the-shadows-600: #995d6f;
  --color-what-we-do-in-the-shadows-700: #7b4a59;
  --color-what-we-do-in-the-shadows-800: #5a3642;
  --color-what-we-do-in-the-shadows-900: #3f252e;
  --color-what-we-do-in-the-shadows-950: #28131a;
}

SCSS

$what-we-do-in-the-shadows: #360118;
$what-we-do-in-the-shadows-rgb: 54, 1, 24;
$what-we-do-in-the-shadows-light: mix(#fff, $what-we-do-in-the-shadows, 20%);
$what-we-do-in-the-shadows-dark: mix(#000, $what-we-do-in-the-shadows, 20%);

.element {
  color: $what-we-do-in-the-shadows;
  box-shadow: 0 0 0 2px rgba($what-we-do-in-the-shadows, 0.35);
}