#966B71

CSS

:root {
  --cinnapink: #966b71;
  --cinnapink-rgb: 150 107 113;
  --cinnapink-oklch: oklch(0.574 0.056 9.7);
}

.element {
  color: var(--cinnapink);
  background-color: hsl(352 17% 50%);
  border-color: oklch(0.574 0.056 9.7);
}

Tailwind CSS v4

@theme {
  --color-cinnapink: #966b71;
  --color-cinnapink-50: #ffeff1;
  --color-cinnapink-100: #fae1e3;
  --color-cinnapink-200: #ebcbce;
  --color-cinnapink-300: #d2acb0;
  --color-cinnapink-400: #bd9197;
  --color-cinnapink-500: #a7777e;
  --color-cinnapink-600: #8d656b;
  --color-cinnapink-700: #715155;
  --color-cinnapink-800: #543a3f;
  --color-cinnapink-900: #3a282b;
  --color-cinnapink-950: #241618;
}

SCSS

$cinnapink: #966b71;
$cinnapink-rgb: 150, 107, 113;
$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);
}