Roycroft Copper Red

CSS

:root {
  --roycroft-copper-red: #7b3728;
  --roycroft-copper-red-rgb: 123 55 40;
  --roycroft-copper-red-oklch: oklch(0.425 0.099 33.8);
}

.element {
  color: var(--roycroft-copper-red);
  background-color: hsl(11 51% 32%);
  border-color: oklch(0.425 0.099 33.8);
}

Tailwind CSS v4

@theme {
  --color-roycroft-copper-red: #7b3728;
  --color-roycroft-copper-red-50: #ffece2;
  --color-roycroft-copper-red-100: #ffddd2;
  --color-roycroft-copper-red-200: #fbc6b8;
  --color-roycroft-copper-red-300: #e5a695;
  --color-roycroft-copper-red-400: #d28978;
  --color-roycroft-copper-red-500: #be6c5a;
  --color-roycroft-copper-red-600: #a15c4c;
  --color-roycroft-copper-red-700: #814a3d;
  --color-roycroft-copper-red-800: #60352c;
  --color-roycroft-copper-red-900: #43241e;
  --color-roycroft-copper-red-950: #2b130e;
}

SCSS

$roycroft-copper-red: #7b3728;
$roycroft-copper-red-rgb: 123, 55, 40;
$roycroft-copper-red-light: mix(#fff, $roycroft-copper-red, 20%);
$roycroft-copper-red-dark: mix(#000, $roycroft-copper-red, 20%);

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