#AD5F48

CSS

:root {
  --red-cent: #ad5f48;
  --red-cent-rgb: 173 95 72;
  --red-cent-oklch: oklch(0.571 0.108 37.3);
}

.element {
  color: var(--red-cent);
  background-color: hsl(14 41% 48%);
  border-color: oklch(0.571 0.108 37.3);
}

Tailwind CSS v4

@theme {
  --color-red-cent: #ad5f48;
  --color-red-cent-50: #ffecdf;
  --color-red-cent-100: #ffddce;
  --color-red-cent-200: #fec5b3;
  --color-red-cent-300: #e8a58e;
  --color-red-cent-400: #d58770;
  --color-red-cent-500: #c26a51;
  --color-red-cent-600: #a45a45;
  --color-red-cent-700: #844837;
  --color-red-cent-800: #623428;
  --color-red-cent-900: #45231b;
  --color-red-cent-950: #2c120b;
}

SCSS

$red-cent: #ad5f48;
$red-cent-rgb: 173, 95, 72;
$red-cent-light: mix(#fff, $red-cent, 20%);
$red-cent-dark: mix(#000, $red-cent, 20%);

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