#945D61

CSS

:root {
  --cinnapink: #945d61;
  --cinnapink-rgb: 148 93 97;
  --cinnapink-oklch: oklch(0.54 0.072 15);
}

.element {
  color: var(--cinnapink);
  background-color: hsl(356 23% 47%);
  border-color: oklch(0.54 0.072 15);
}

Tailwind CSS v4

@theme {
  --color-cinnapink: #945d61;
  --color-cinnapink-50: #ffedee;
  --color-cinnapink-100: #ffdfdf;
  --color-cinnapink-200: #f2c8c9;
  --color-cinnapink-300: #daa9aa;
  --color-cinnapink-400: #c58d91;
  --color-cinnapink-500: #b17277;
  --color-cinnapink-600: #956165;
  --color-cinnapink-700: #784d50;
  --color-cinnapink-800: #59383b;
  --color-cinnapink-900: #3e2629;
  --color-cinnapink-950: #271416;
}

SCSS

$cinnapink: #945d61;
$cinnapink-rgb: 148, 93, 97;
$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);
}