Revival of the Red

CSS

:root {
  --revival-of-the-red: #7f4e47;
  --revival-of-the-red-rgb: 127 78 71;
  --revival-of-the-red-oklch: oklch(0.478 0.068 28.6);
}

.element {
  color: var(--revival-of-the-red);
  background-color: hsl(8 28% 39%);
  border-color: oklch(0.478 0.068 28.6);
}

Tailwind CSS v4

@theme {
  --color-revival-of-the-red: #7f4e47;
  --color-revival-of-the-red-50: #ffefea;
  --color-revival-of-the-red-100: #fee0da;
  --color-revival-of-the-red-200: #f0cac3;
  --color-revival-of-the-red-300: #d8aba3;
  --color-revival-of-the-red-400: #c39088;
  --color-revival-of-the-red-500: #af756c;
  --color-revival-of-the-red-600: #94635c;
  --color-revival-of-the-red-700: #764f49;
  --color-revival-of-the-red-800: #583936;
  --color-revival-of-the-red-900: #3d2725;
  --color-revival-of-the-red-950: #271513;
}

SCSS

$revival-of-the-red: #7f4e47;
$revival-of-the-red-rgb: 127, 78, 71;
$revival-of-the-red-light: mix(#fff, $revival-of-the-red, 20%);
$revival-of-the-red-dark: mix(#000, $revival-of-the-red, 20%);

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