#9A6974

CSS

:root {
  --cinnapink: #9a6974;
  --cinnapink-rgb: 154 105 116;
  --cinnapink-oklch: oklch(0.575 0.064 4.6);
}

.element {
  color: var(--cinnapink);
  background-color: hsl(347 20% 51%);
  border-color: oklch(0.575 0.064 4.6);
}

Tailwind CSS v4

@theme {
  --color-cinnapink: #9a6974;
  --color-cinnapink-50: #ffeef2;
  --color-cinnapink-100: #fce0e4;
  --color-cinnapink-200: #eec9d0;
  --color-cinnapink-300: #d6aab2;
  --color-cinnapink-400: #c08f99;
  --color-cinnapink-500: #ab7481;
  --color-cinnapink-600: #91636d;
  --color-cinnapink-700: #744f57;
  --color-cinnapink-800: #563940;
  --color-cinnapink-900: #3c272c;
  --color-cinnapink-950: #251519;
}

SCSS

$cinnapink: #9a6974;
$cinnapink-rgb: 154, 105, 116;
$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);
}