#A35F6A

CSS

:root {
  --cinnapink: #a35f6a;
  --cinnapink-rgb: 163 95 106;
  --cinnapink-oklch: oklch(0.565 0.089 9.9);
}

.element {
  color: var(--cinnapink);
  background-color: hsl(350 27% 51%);
  border-color: oklch(0.565 0.089 9.9);
}

Tailwind CSS v4

@theme {
  --color-cinnapink: #a35f6a;
  --color-cinnapink-50: #ffebee;
  --color-cinnapink-100: #ffdce0;
  --color-cinnapink-200: #f8c5ca;
  --color-cinnapink-300: #e1a5ab;
  --color-cinnapink-400: #cd8892;
  --color-cinnapink-500: #b96c79;
  --color-cinnapink-600: #9c5c66;
  --color-cinnapink-700: #7d4952;
  --color-cinnapink-800: #5d353c;
  --color-cinnapink-900: #412429;
  --color-cinnapink-950: #291317;
}

SCSS

$cinnapink: #a35f6a;
$cinnapink-rgb: 163, 95, 106;
$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);
}