#AA6172

CSS

:root {
  --cinnapink: #aa6172;
  --cinnapink-rgb: 170 97 114;
  --cinnapink-oklch: oklch(0.58 0.096 5.5);
}

.element {
  color: var(--cinnapink);
  background-color: hsl(346 30% 52%);
  border-color: oklch(0.58 0.096 5.5);
}

Tailwind CSS v4

@theme {
  --color-cinnapink: #aa6172;
  --color-cinnapink-50: #ffeaf0;
  --color-cinnapink-100: #ffdbe2;
  --color-cinnapink-200: #fac4cd;
  --color-cinnapink-300: #e3a3ae;
  --color-cinnapink-400: #cf8696;
  --color-cinnapink-500: #bb6a7d;
  --color-cinnapink-600: #9e5a6a;
  --color-cinnapink-700: #7f4854;
  --color-cinnapink-800: #5e343f;
  --color-cinnapink-900: #42232b;
  --color-cinnapink-950: #2a1218;
}

SCSS

$cinnapink: #aa6172;
$cinnapink-rgb: 170, 97, 114;
$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);
}