#B59296

CSS

:root {
  --rosy-brown: #b59296;
  --rosy-brown-rgb: 181 146 150;
  --rosy-brown-oklch: oklch(0.693 0.042 10.5);
}

.element {
  color: var(--rosy-brown);
  background-color: hsl(353 19% 64%);
  border-color: oklch(0.693 0.042 10.5);
}

Tailwind CSS v4

@theme {
  --color-rosy-brown: #b59296;
  --color-rosy-brown-50: #fff0f2;
  --color-rosy-brown-100: #f6e2e4;
  --color-rosy-brown-200: #e6cdcf;
  --color-rosy-brown-300: #ccafb1;
  --color-rosy-brown-400: #b69598;
  --color-rosy-brown-500: #a07b7f;
  --color-rosy-brown-600: #87686c;
  --color-rosy-brown-700: #6c5356;
  --color-rosy-brown-800: #503c3f;
  --color-rosy-brown-900: #382a2c;
  --color-rosy-brown-950: #221719;
}

SCSS

$rosy-brown: #b59296;
$rosy-brown-rgb: 181, 146, 150;
$rosy-brown-light: mix(#fff, $rosy-brown, 20%);
$rosy-brown-dark: mix(#000, $rosy-brown, 20%);

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