#CF8C51

CSS

:root {
  --butter-bronze: #cf8c51;
  --butter-bronze-rgb: 207 140 81;
  --butter-bronze-oklch: oklch(0.696 0.111 60.7);
}

.element {
  color: var(--butter-bronze);
  background-color: hsl(28 57% 56%);
  border-color: oklch(0.696 0.111 60.7);
}

Tailwind CSS v4

@theme {
  --color-butter-bronze: #cf8c51;
  --color-butter-bronze-50: #ffefd5;
  --color-butter-bronze-100: #ffe1c2;
  --color-butter-bronze-200: #f7cba4;
  --color-butter-bronze-300: #e1ab7b;
  --color-butter-bronze-400: #ce8e57;
  --color-butter-bronze-500: #ba732d;
  --color-butter-bronze-600: #9e6128;
  --color-butter-bronze-700: #7e4e20;
  --color-butter-bronze-800: #5e3816;
  --color-butter-bronze-900: #42260e;
  --color-butter-bronze-950: #2a1402;
}

SCSS

$butter-bronze: #cf8c51;
$butter-bronze-rgb: 207, 140, 81;
$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);
}