#CB4457

CSS

:root {
  --flesh-and-blood: #cb4457;
  --flesh-and-blood-rgb: 203 68 87;
  --flesh-and-blood-oklch: oklch(0.581 0.17 16.1);
}

.element {
  color: var(--flesh-and-blood);
  background-color: hsl(352 56% 53%);
  border-color: oklch(0.581 0.17 16.1);
}

Tailwind CSS v4

@theme {
  --color-flesh-and-blood: #cb4457;
  --color-flesh-and-blood-50: #ffe2e3;
  --color-flesh-and-blood-100: #ffd2d2;
  --color-flesh-and-blood-200: #ffb6b9;
  --color-flesh-and-blood-300: #ff9196;
  --color-flesh-and-blood-400: #f26e7b;
  --color-flesh-and-blood-500: #e0485e;
  --color-flesh-and-blood-600: #bd3e50;
  --color-flesh-and-blood-700: #983240;
  --color-flesh-and-blood-800: #712230;
  --color-flesh-and-blood-900: #501720;
  --color-flesh-and-blood-950: #350710;
}

SCSS

$flesh-and-blood: #cb4457;
$flesh-and-blood-rgb: 203, 68, 87;
$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);
}