#DAD2C1

CSS

:root {
  --buff-it: #dad2c1;
  --buff-it-rgb: 218 210 193;
  --buff-it-oklch: oklch(0.866 0.025 85.8);
}

.element {
  color: var(--buff-it);
  background-color: hsl(41 25% 81%);
  border-color: oklch(0.866 0.025 85.8);
}

Tailwind CSS v4

@theme {
  --color-buff-it: #dad2c1;
  --color-buff-it-50: #f8f5ed;
  --color-buff-it-100: #ebe8df;
  --color-buff-it-200: #d9d4c9;
  --color-buff-it-300: #bdb7a9;
  --color-buff-it-400: #a59e8e;
  --color-buff-it-500: #8d8574;
  --color-buff-it-600: #787162;
  --color-buff-it-700: #605a4e;
  --color-buff-it-800: #464239;
  --color-buff-it-900: #312d27;
  --color-buff-it-950: #1d1a15;
}

SCSS

$buff-it: #dad2c1;
$buff-it-rgb: 218, 210, 193;
$buff-it-light: mix(#fff, $buff-it, 20%);
$buff-it-dark: mix(#000, $buff-it, 20%);

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