#956971

CSS

:root {
  --cinnapink: #956971;
  --cinnapink-rgb: 149 105 113;
  --cinnapink-oklch: oklch(0.569 0.057 7);
}

.element {
  color: var(--cinnapink);
  background-color: hsl(349 17% 50%);
  border-color: oklch(0.569 0.057 7);
}

Tailwind CSS v4

@theme {
  --color-cinnapink: #956971;
  --color-cinnapink-50: #ffeff2;
  --color-cinnapink-100: #fae0e4;
  --color-cinnapink-200: #ebcbcf;
  --color-cinnapink-300: #d3acb1;
  --color-cinnapink-400: #bd9198;
  --color-cinnapink-500: #a8767f;
  --color-cinnapink-600: #8e646c;
  --color-cinnapink-700: #725056;
  --color-cinnapink-800: #543a40;
  --color-cinnapink-900: #3b282c;
  --color-cinnapink-950: #241619;
}

SCSS

$cinnapink: #956971;
$cinnapink-rgb: 149, 105, 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);
}