#976B6B

CSS

:root {
  --cinnapink: #976b6b;
  --cinnapink-rgb: 151 107 107;
  --cinnapink-oklch: oklch(0.573 0.057 19);
}

.element {
  color: var(--cinnapink);
  background-color: hsl(0 17% 51%);
  border-color: oklch(0.573 0.057 19);
}

Tailwind CSS v4

@theme {
  --color-cinnapink: #976b6b;
  --color-cinnapink-50: #ffefee;
  --color-cinnapink-100: #fbe1e0;
  --color-cinnapink-200: #eccbca;
  --color-cinnapink-300: #d3adab;
  --color-cinnapink-400: #be9291;
  --color-cinnapink-500: #a97777;
  --color-cinnapink-600: #8f6565;
  --color-cinnapink-700: #725151;
  --color-cinnapink-800: #543b3b;
  --color-cinnapink-900: #3b2829;
  --color-cinnapink-950: #251617;
}

SCSS

$cinnapink: #976b6b;
$cinnapink-rgb: 151, 107, 107;
$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);
}