#BD4E77

CSS

:root {
  --fat-smooch: #bd4e77;
  --fat-smooch-rgb: 189 78 119;
  --fat-smooch-oklch: oklch(0.58 0.148 359.7);
}

.element {
  color: var(--fat-smooch);
  background-color: hsl(338 46% 52%);
  border-color: oklch(0.58 0.148 359.7);
}

Tailwind CSS v4

@theme {
  --color-fat-smooch: #bd4e77;
  --color-fat-smooch-50: #ffe4f2;
  --color-fat-smooch-100: #ffd4e4;
  --color-fat-smooch-200: #ffbacf;
  --color-fat-smooch-300: #f696b2;
  --color-fat-smooch-400: #e3769b;
  --color-fat-smooch-500: #d15483;
  --color-fat-smooch-600: #b0486f;
  --color-fat-smooch-700: #8e3958;
  --color-fat-smooch-800: #692942;
  --color-fat-smooch-900: #4a1b2e;
  --color-fat-smooch-950: #300b1b;
}

SCSS

$fat-smooch: #bd4e77;
$fat-smooch-rgb: 189, 78, 119;
$fat-smooch-light: mix(#fff, $fat-smooch, 20%);
$fat-smooch-dark: mix(#000, $fat-smooch, 20%);

.element {
  color: $fat-smooch;
  box-shadow: 0 0 0 2px rgba($fat-smooch, 0.35);
}