//#region index.d.ts
type NormalizedColor = {
  hue: number;
  saturation: number;
  lightness: number;
  alpha: number;
};
type NormalizedColorWithAuthored = NormalizedColor & {
  authored: string;
};
/**
 * Convert a CSS (string) color into a normalized HSL color that can be used for comparison
 * @example convert('red')
 */
declare function convert(authored: string): NormalizedColorWithAuthored;
declare const COLOR_GROUP_NAMES: readonly ["red", "orange", "brown", "yellow", "green", "cyan", "blue", "violet", "magenta", "pink", "gray"];
type ColorGroupName = (typeof COLOR_GROUP_NAMES)[number];
/**
 * Get the group name of a color
 * @example
 * ```ts
 * const color = convert('rgb(255 0 0)')
 * const group = color_group(color) // => 'red'
 * ```
 */
declare function color_group(color: NormalizedColor): ColorGroupName;
/**
 * Compare two colors to determine which one is sorted first.
 */
declare function compare(a: NormalizedColorWithAuthored, b: NormalizedColorWithAuthored): number;
/**
 * Function that sorts colors
 * @example ['red', 'yellow'].sort(sort_fn)
 */
declare function sort_fn(a: string, b: string): number;
//#endregion
export { COLOR_GROUP_NAMES, ColorGroupName, NormalizedColor, NormalizedColorWithAuthored, color_group, compare, convert, sort_fn };