#CF4051

CSS

:root {
  --flesh-and-blood: #cf4051;
  --flesh-and-blood-rgb: 207 64 81;
  --flesh-and-blood-oklch: oklch(0.582 0.179 18.1);
}

.element {
  color: var(--flesh-and-blood);
  background-color: hsl(353 60% 53%);
  border-color: oklch(0.582 0.179 18.1);
}

Tailwind CSS v4

@theme {
  --color-flesh-and-blood: #cf4051;
  --color-flesh-and-blood-50: #ffe2e0;
  --color-flesh-and-blood-100: #ffd1cf;
  --color-flesh-and-blood-200: #ffb5b4;
  --color-flesh-and-blood-300: #ff8f91;
  --color-flesh-and-blood-400: #f56b76;
  --color-flesh-and-blood-500: #e44357;
  --color-flesh-and-blood-600: #c03a4a;
  --color-flesh-and-blood-700: #9b2e3b;
  --color-flesh-and-blood-800: #73202c;
  --color-flesh-and-blood-900: #51151e;
  --color-flesh-and-blood-950: #36050e;
}

SCSS

$flesh-and-blood: #cf4051;
$flesh-and-blood-rgb: 207, 64, 81;
$flesh-and-blood-light: mix(#fff, $flesh-and-blood, 20%);
$flesh-and-blood-dark: mix(#000, $flesh-and-blood, 20%);

.element {
  color: $flesh-and-blood;
  box-shadow: 0 0 0 2px rgba($flesh-and-blood, 0.35);
}