#471A28

CSS

:root {
  --what-we-do-in-the-shadows: #471a28;
  --what-we-do-in-the-shadows-rgb: 71 26 40;
  --what-we-do-in-the-shadows-oklch: oklch(0.291 0.071 3);
}

.element {
  color: var(--what-we-do-in-the-shadows);
  background-color: hsl(341 46% 19%);
  border-color: oklch(0.291 0.071 3);
}

Tailwind CSS v4

@theme {
  --color-what-we-do-in-the-shadows: #471a28;
  --color-what-we-do-in-the-shadows-50: #ffedf2;
  --color-what-we-do-in-the-shadows-100: #fedfe5;
  --color-what-we-do-in-the-shadows-200: #f0c8d0;
  --color-what-we-do-in-the-shadows-300: #d8a9b2;
  --color-what-we-do-in-the-shadows-400: #c38d9a;
  --color-what-we-do-in-the-shadows-500: #ae7281;
  --color-what-we-do-in-the-shadows-600: #93616e;
  --color-what-we-do-in-the-shadows-700: #764d58;
  --color-what-we-do-in-the-shadows-800: #573841;
  --color-what-we-do-in-the-shadows-900: #3d262d;
  --color-what-we-do-in-the-shadows-950: #26151a;
}

SCSS

$what-we-do-in-the-shadows: #471a28;
$what-we-do-in-the-shadows-rgb: 71, 26, 40;
$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);
}