#492C2F

CSS

:root {
  --dark-roast: #492c2f;
  --dark-roast-rgb: 73 44 47;
  --dark-roast-oklch: oklch(0.33 0.043 12.9);
}

.element {
  color: var(--dark-roast);
  background-color: hsl(354 25% 23%);
  border-color: oklch(0.33 0.043 12.9);
}

Tailwind CSS v4

@theme {
  --color-dark-roast: #492c2f;
  --color-dark-roast-50: #fff0f1;
  --color-dark-roast-100: #f6e2e3;
  --color-dark-roast-200: #e6cdce;
  --color-dark-roast-300: #cdafb0;
  --color-dark-roast-400: #b79497;
  --color-dark-roast-500: #a17b7e;
  --color-dark-roast-600: #88686b;
  --color-dark-roast-700: #6d5355;
  --color-dark-roast-800: #503c3f;
  --color-dark-roast-900: #38292b;
  --color-dark-roast-950: #221718;
}

SCSS

$dark-roast: #492c2f;
$dark-roast-rgb: 73, 44, 47;
$dark-roast-light: mix(#fff, $dark-roast, 20%);
$dark-roast-dark: mix(#000, $dark-roast, 20%);

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