#BC5664

CSS

:root {
  --hot-flamingo: #bc5664;
  --hot-flamingo-rgb: 188 86 100;
  --hot-flamingo-oklch: oklch(0.584 0.132 13.6);
}

.element {
  color: var(--hot-flamingo);
  background-color: hsl(352 43% 54%);
  border-color: oklch(0.584 0.132 13.6);
}

Tailwind CSS v4

@theme {
  --color-hot-flamingo: #bc5664;
  --color-hot-flamingo-50: #ffe7e9;
  --color-hot-flamingo-100: #ffd7d9;
  --color-hot-flamingo-200: #ffbec1;
  --color-hot-flamingo-300: #f39ba1;
  --color-hot-flamingo-400: #e17c87;
  --color-hot-flamingo-500: #ce5c6c;
  --color-hot-flamingo-600: #ae4e5c;
  --color-hot-flamingo-700: #8c3e49;
  --color-hot-flamingo-800: #682c36;
  --color-hot-flamingo-900: #491e25;
  --color-hot-flamingo-950: #300d14;
}

SCSS

$hot-flamingo: #bc5664;
$hot-flamingo-rgb: 188, 86, 100;
$hot-flamingo-light: mix(#fff, $hot-flamingo, 20%);
$hot-flamingo-dark: mix(#000, $hot-flamingo, 20%);

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