export declare type StringReferenceValue = "none" | "inherit" | "currentColor";
export declare const STRING_REFERENCE_VALUES: ReadonlyArray<StringReferenceValue>;
export declare function getSVGReferenceType(input: StringReferenceValue | string, potentialFormatterTypes?: string[]): StringReferenceValue | string;
export declare function formatSVGReference(input: StringReferenceValue | string, potentialFormatterTypes?: string[]): StringReferenceValue | string;