Copper Hopper

CSS

:root {
  --copper-hopper: #bf4000;
  --copper-hopper-rgb: 191 64 0;
  --copper-hopper-oklch: oklch(0.547 0.173 39.6);
}

.element {
  color: var(--copper-hopper);
  background-color: hsl(20 100% 37%);
  border-color: oklch(0.547 0.173 39.6);
}

Tailwind CSS v4

@theme {
  --color-copper-hopper: #bf4000;
  --color-copper-hopper-50: #ffe6cf;
  --color-copper-hopper-100: #ffd5bb;
  --color-copper-hopper-200: #ffbb9a;
  --color-copper-hopper-300: #ff976f;
  --color-copper-hopper-400: #f17549;
  --color-copper-hopper-500: #e0500f;
  --color-copper-hopper-600: #bd4513;
  --color-copper-hopper-700: #98370f;
  --color-copper-hopper-800: #72260d;
  --color-copper-hopper-900: #501a08;
  --color-copper-hopper-950: #350900;
}

SCSS

$copper-hopper: #bf4000;
$copper-hopper-rgb: 191, 64, 0;
$copper-hopper-light: mix(#fff, $copper-hopper, 20%);
$copper-hopper-dark: mix(#000, $copper-hopper, 20%);

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