@function each($contrast-config) {
  @each $key, $contrast in $contrast-config {
    $contrast-config: map.set(
      $contrast-config,
      $key,
      (
        --bs-contrast: contrast($contrast),
      )
    );
  }
  @return $contrast-config;
}

$utilities: map-merge(
  $utilities,
  (
    "contrast": (
      property: --bs-contrast,
      class: contrast,
      variants: contrast,
      values: each($contrast-config),
    ),
  )
);