#9D6871

CSS

:root {
  --cinnapink: #9d6871;
  --cinnapink-rgb: 157 104 113;
  --cinnapink-oklch: oklch(0.576 0.069 8.3);
}

.element {
  color: var(--cinnapink);
  background-color: hsl(350 21% 51%);
  border-color: oklch(0.576 0.069 8.3);
}

Tailwind CSS v4

@theme {
  --color-cinnapink: #9d6871;
  --color-cinnapink-50: #ffeef0;
  --color-cinnapink-100: #fedfe2;
  --color-cinnapink-200: #f0c9cd;
  --color-cinnapink-300: #d8a9af;
  --color-cinnapink-400: #c38e96;
  --color-cinnapink-500: #ae737d;
  --color-cinnapink-600: #93616a;
  --color-cinnapink-700: #764e55;
  --color-cinnapink-800: #57383e;
  --color-cinnapink-900: #3d272b;
  --color-cinnapink-950: #261518;
}

SCSS

$cinnapink: #9d6871;
$cinnapink-rgb: 157, 104, 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);
}