export declare const colors: readonly ["red", "yellow", "green", "blue", "brown", "white", "orange", "black", "purple", "gray", "tawny", "amber", "dusky", "dark_mahogany"];
export declare type Color = typeof colors[number];
export declare const isColor: (someValue: any) => someValue is "red" | "yellow" | "green" | "blue" | "brown" | "white" | "orange" | "black" | "purple" | "gray" | "tawny" | "amber" | "dusky" | "dark_mahogany";
export declare const asColor: (someValue: string) => "red" | "yellow" | "green" | "blue" | "brown" | "white" | "orange" | "black" | "purple" | "gray" | "tawny" | "amber" | "dusky" | "dark_mahogany";