#D3A298

CSS

:root {
  --indian-mesa: #d3a298;
  --indian-mesa-rgb: 211 162 152;
  --indian-mesa-oklch: oklch(0.755 0.06 31.7);
}

.element {
  color: var(--indian-mesa);
  background-color: hsl(10 40% 71%);
  border-color: oklch(0.755 0.06 31.7);
}

Tailwind CSS v4

@theme {
  --color-indian-mesa: #d3a298;
  --color-indian-mesa-50: #ffefea;
  --color-indian-mesa-100: #fbe1db;
  --color-indian-mesa-200: #edccc4;
  --color-indian-mesa-300: #d4ada4;
  --color-indian-mesa-400: #bf9288;
  --color-indian-mesa-500: #aa786d;
  --color-indian-mesa-600: #90655d;
  --color-indian-mesa-700: #74514a;
  --color-indian-mesa-800: #553b36;
  --color-indian-mesa-900: #3c2825;
  --color-indian-mesa-950: #251614;
}

SCSS

$indian-mesa: #d3a298;
$indian-mesa-rgb: 211, 162, 152;
$indian-mesa-light: mix(#fff, $indian-mesa, 20%);
$indian-mesa-dark: mix(#000, $indian-mesa, 20%);

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