#CA4B57

CSS

:root {
  --flesh-and-blood: #ca4b57;
  --flesh-and-blood-rgb: 202 75 87;
  --flesh-and-blood-oklch: oklch(0.587 0.161 18);
}

.element {
  color: var(--flesh-and-blood);
  background-color: hsl(354 55% 54%);
  border-color: oklch(0.587 0.161 18);
}

Tailwind CSS v4

@theme {
  --color-flesh-and-blood: #ca4b57;
  --color-flesh-and-blood-50: #ffe4e2;
  --color-flesh-and-blood-100: #ffd3d2;
  --color-flesh-and-blood-200: #ffb9b8;
  --color-flesh-and-blood-300: #ff9495;
  --color-flesh-and-blood-400: #ee727a;
  --color-flesh-and-blood-500: #dc4e5c;
  --color-flesh-and-blood-600: #ba434e;
  --color-flesh-and-blood-700: #95353e;
  --color-flesh-and-blood-800: #6f252f;
  --color-flesh-and-blood-900: #4f1920;
  --color-flesh-and-blood-950: #34090f;
}

SCSS

$flesh-and-blood: #ca4b57;
$flesh-and-blood-rgb: 202, 75, 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);
}