#C5824B

CSS

:root {
  --butter-bronze: #c5824b;
  --butter-bronze-rgb: 197 130 75;
  --butter-bronze-oklch: oklch(0.664 0.109 58.7);
}

.element {
  color: var(--butter-bronze);
  background-color: hsl(27 51% 53%);
  border-color: oklch(0.664 0.109 58.7);
}

Tailwind CSS v4

@theme {
  --color-butter-bronze: #c5824b;
  --color-butter-bronze-50: #ffefd6;
  --color-butter-bronze-100: #ffe0c4;
  --color-butter-bronze-200: #f8caa5;
  --color-butter-bronze-300: #e1ab7e;
  --color-butter-bronze-400: #ce8e5a;
  --color-butter-bronze-500: #bb7233;
  --color-butter-bronze-600: #9e612c;
  --color-butter-bronze-700: #7f4d23;
  --color-butter-bronze-800: #5f3819;
  --color-butter-bronze-900: #422610;
  --color-butter-bronze-950: #2a1403;
}

SCSS

$butter-bronze: #c5824b;
$butter-bronze-rgb: 197, 130, 75;
$butter-bronze-light: mix(#fff, $butter-bronze, 20%);
$butter-bronze-dark: mix(#000, $butter-bronze, 20%);

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