#A06678

CSS

:root {
  --cinnapink: #a06678;
  --cinnapink-rgb: 160 102 120;
  --cinnapink-oklch: oklch(0.578 0.078 359.7);
}

.element {
  color: var(--cinnapink);
  background-color: hsl(341 23% 51%);
  border-color: oklch(0.578 0.078 359.7);
}

Tailwind CSS v4

@theme {
  --color-cinnapink: #a06678;
  --color-cinnapink-50: #ffecf3;
  --color-cinnapink-100: #ffdee6;
  --color-cinnapink-200: #f2c7d2;
  --color-cinnapink-300: #daa7b4;
  --color-cinnapink-400: #c58b9d;
  --color-cinnapink-500: #b17084;
  --color-cinnapink-600: #955f70;
  --color-cinnapink-700: #784c59;
  --color-cinnapink-800: #583742;
  --color-cinnapink-900: #3e252e;
  --color-cinnapink-950: #27141b;
}

SCSS

$cinnapink: #a06678;
$cinnapink-rgb: 160, 102, 120;
$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);
}