#AF5E45

CSS

:root {
  --red-cent: #af5e45;
  --red-cent-rgb: 175 94 69;
  --red-cent-oklch: oklch(0.571 0.112 37.9);
}

.element {
  color: var(--red-cent);
  background-color: hsl(14 43% 48%);
  border-color: oklch(0.571 0.112 37.9);
}

Tailwind CSS v4

@theme {
  --color-red-cent: #af5e45;
  --color-red-cent-50: #ffebde;
  --color-red-cent-100: #ffdccc;
  --color-red-cent-200: #ffc5b1;
  --color-red-cent-300: #eaa48c;
  --color-red-cent-400: #d7866d;
  --color-red-cent-500: #c4694d;
  --color-red-cent-600: #a65942;
  --color-red-cent-700: #854734;
  --color-red-cent-800: #633326;
  --color-red-cent-900: #462319;
  --color-red-cent-950: #2d110a;
}

SCSS

$red-cent: #af5e45;
$red-cent-rgb: 175, 94, 69;
$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);
}