#D3B688

CSS

:root {
  --link-to-the-past: #d3b688;
  --link-to-the-past-rgb: 211 182 136;
  --link-to-the-past-oklch: oklch(0.79 0.07 79);
}

.element {
  color: var(--link-to-the-past);
  background-color: hsl(37 46% 68%);
  border-color: oklch(0.79 0.07 79);
}

Tailwind CSS v4

@theme {
  --color-link-to-the-past: #d3b688;
  --color-link-to-the-past-50: #fff4df;
  --color-link-to-the-past-100: #f4e6ce;
  --color-link-to-the-past-200: #e4d2b3;
  --color-link-to-the-past-300: #cab48f;
  --color-link-to-the-past-400: #b59a6f;
  --color-link-to-the-past-500: #9f814f;
  --color-link-to-the-past-600: #866d44;
  --color-link-to-the-past-700: #6c5736;
  --color-link-to-the-past-800: #503f26;
  --color-link-to-the-past-900: #382c19;
  --color-link-to-the-past-950: #22190a;
}

SCSS

$link-to-the-past: #d3b688;
$link-to-the-past-rgb: 211, 182, 136;
$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);
}