#9C666D

CSS

:root {
  --cinnapink: #9c666d;
  --cinnapink-rgb: 156 102 109;
  --cinnapink-oklch: oklch(0.57 0.07 11);
}

.element {
  color: var(--cinnapink);
  background-color: hsl(352 21% 51%);
  border-color: oklch(0.57 0.07 11);
}

Tailwind CSS v4

@theme {
  --color-cinnapink: #9c666d;
  --color-cinnapink-50: #ffedef;
  --color-cinnapink-100: #ffdfe1;
  --color-cinnapink-200: #f1c9cc;
  --color-cinnapink-300: #d9a9ad;
  --color-cinnapink-400: #c48e94;
  --color-cinnapink-500: #af737b;
  --color-cinnapink-600: #946168;
  --color-cinnapink-700: #774e53;
  --color-cinnapink-800: #58383d;
  --color-cinnapink-900: #3d262a;
  --color-cinnapink-950: #271518;
}

SCSS

$cinnapink: #9c666d;
$cinnapink-rgb: 156, 102, 109;
$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);
}