#D2B689

CSS

:root {
  --link-to-the-past: #d2b689;
  --link-to-the-past-rgb: 210 182 137;
  --link-to-the-past-oklch: oklch(0.79 0.068 79.3);
}

.element {
  color: var(--link-to-the-past);
  background-color: hsl(37 45% 68%);
  border-color: oklch(0.79 0.068 79.3);
}

Tailwind CSS v4

@theme {
  --color-link-to-the-past: #d2b689;
  --color-link-to-the-past-50: #fff4e0;
  --color-link-to-the-past-100: #f4e6cf;
  --color-link-to-the-past-200: #e3d2b4;
  --color-link-to-the-past-300: #c9b490;
  --color-link-to-the-past-400: #b49a71;
  --color-link-to-the-past-500: #9e8151;
  --color-link-to-the-past-600: #866d45;
  --color-link-to-the-past-700: #6b5737;
  --color-link-to-the-past-800: #503f27;
  --color-link-to-the-past-900: #372c1a;
  --color-link-to-the-past-950: #22190a;
}

SCSS

$link-to-the-past: #d2b689;
$link-to-the-past-rgb: 210, 182, 137;
$link-to-the-past-light: mix(#fff, $link-to-the-past, 20%);
$link-to-the-past-dark: mix(#000, $link-to-the-past, 20%);

.element {
  color: $link-to-the-past;
  box-shadow: 0 0 0 2px rgba($link-to-the-past, 0.35);
}