#A06671

CSS

:root {
  --cinnapink: #a06671;
  --cinnapink-rgb: 160 102 113;
  --cinnapink-oklch: oklch(0.576 0.076 7.4);
}

.element {
  color: var(--cinnapink);
  background-color: hsl(349 23% 51%);
  border-color: oklch(0.576 0.076 7.4);
}

Tailwind CSS v4

@theme {
  --color-cinnapink: #a06671;
  --color-cinnapink-50: #ffedf0;
  --color-cinnapink-100: #ffdee2;
  --color-cinnapink-200: #f3c8cd;
  --color-cinnapink-300: #dba8af;
  --color-cinnapink-400: #c68c96;
  --color-cinnapink-500: #b2717d;
  --color-cinnapink-600: #96606a;
  --color-cinnapink-700: #784c55;
  --color-cinnapink-800: #59373f;
  --color-cinnapink-900: #3e262b;
  --color-cinnapink-950: #271418;
}

SCSS

$cinnapink: #a06671;
$cinnapink-rgb: 160, 102, 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);
}