#A76278

CSS

:root {
  --cinnapink: #a76278;
  --cinnapink-rgb: 167 98 120;
  --cinnapink-oklch: oklch(0.58 0.093 359.9);
}

.element {
  color: var(--cinnapink);
  background-color: hsl(341 28% 52%);
  border-color: oklch(0.58 0.093 359.9);
}

Tailwind CSS v4

@theme {
  --color-cinnapink: #a76278;
  --color-cinnapink-50: #ffebf3;
  --color-cinnapink-100: #ffdce5;
  --color-cinnapink-200: #f8c4d1;
  --color-cinnapink-300: #e1a4b4;
  --color-cinnapink-400: #cc879c;
  --color-cinnapink-500: #b86b84;
  --color-cinnapink-600: #9b5b6f;
  --color-cinnapink-700: #7d4859;
  --color-cinnapink-800: #5c3442;
  --color-cinnapink-900: #41242e;
  --color-cinnapink-950: #29121a;
}

SCSS

$cinnapink: #a76278;
$cinnapink-rgb: 167, 98, 120;
$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);
}