#9D6479

CSS

:root {
  --cinnapink: #9d6479;
  --cinnapink-rgb: 157 100 121;
  --cinnapink-oklch: oklch(0.571 0.078 356.2);
}

.element {
  color: var(--cinnapink);
  background-color: hsl(338 23% 50%);
  border-color: oklch(0.571 0.078 356.2);
}

Tailwind CSS v4

@theme {
  --color-cinnapink: #9d6479;
  --color-cinnapink-50: #ffecf5;
  --color-cinnapink-100: #ffdee8;
  --color-cinnapink-200: #f2c7d4;
  --color-cinnapink-300: #daa7b7;
  --color-cinnapink-400: #c58ba0;
  --color-cinnapink-500: #b07088;
  --color-cinnapink-600: #955f73;
  --color-cinnapink-700: #774c5c;
  --color-cinnapink-800: #583744;
  --color-cinnapink-900: #3d252f;
  --color-cinnapink-950: #27141c;
}

SCSS

$cinnapink: #9d6479;
$cinnapink-rgb: 157, 100, 121;
$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);
}