#AF977A

CSS

:root {
  --cookie-crumb: #af977a;
  --cookie-crumb-rgb: 175 151 122;
  --cookie-crumb-oklch: oklch(0.69 0.05 72.1);
}

.element {
  color: var(--cookie-crumb);
  background-color: hsl(33 25% 58%);
  border-color: oklch(0.69 0.05 72.1);
}

Tailwind CSS v4

@theme {
  --color-cookie-crumb: #af977a;
  --color-cookie-crumb-50: #fef3e6;
  --color-cookie-crumb-100: #f2e6d6;
  --color-cookie-crumb-200: #e1d2be;
  --color-cookie-crumb-300: #c7b49c;
  --color-cookie-crumb-400: #b19a7f;
  --color-cookie-crumb-500: #9b8162;
  --color-cookie-crumb-600: #836d53;
  --color-cookie-crumb-700: #695742;
  --color-cookie-crumb-800: #4e4030;
  --color-cookie-crumb-900: #362c20;
  --color-cookie-crumb-950: #211910;
}

SCSS

$cookie-crumb: #af977a;
$cookie-crumb-rgb: 175, 151, 122;
$cookie-crumb-light: mix(#fff, $cookie-crumb, 20%);
$cookie-crumb-dark: mix(#000, $cookie-crumb, 20%);

.element {
  color: $cookie-crumb;
  box-shadow: 0 0 0 2px rgba($cookie-crumb, 0.35);
}