#A16768

CSS

:root {
  --cinnapink: #a16768;
  --cinnapink-rgb: 161 103 104;
  --cinnapink-oklch: oklch(0.576 0.075 18.5);
}

.element {
  color: var(--cinnapink);
  background-color: hsl(359 24% 52%);
  border-color: oklch(0.576 0.075 18.5);
}

Tailwind CSS v4

@theme {
  --color-cinnapink: #a16768;
  --color-cinnapink-50: #ffedec;
  --color-cinnapink-100: #ffdfdd;
  --color-cinnapink-200: #f3c8c7;
  --color-cinnapink-300: #dba9a7;
  --color-cinnapink-400: #c78d8d;
  --color-cinnapink-500: #b37273;
  --color-cinnapink-600: #976061;
  --color-cinnapink-700: #794d4e;
  --color-cinnapink-800: #5a3839;
  --color-cinnapink-900: #3f2627;
  --color-cinnapink-950: #281415;
}

SCSS

$cinnapink: #a16768;
$cinnapink-rgb: 161, 103, 104;
$cinnapink-light: mix(#fff, $cinnapink, 20%);
$cinnapink-dark: mix(#000, $cinnapink, 20%);

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