import { MessageFunctionType, Result } from '../types';
export interface IsHSLErrors {
    TARGET_ARGUMENT_NOT_A_STRING: MessageFunctionType;
}
export declare const IS_HSL_ERRORS: IsHSLErrors;
/**
 * Tests whether the `target` is HSL color
 *
 * ### Example
 * ```
 * expect(isHSL('hsL(0, 0%, 0%)').value).toBeTruthy()
 * ```
 * @param target The target string
 */
export declare function isHSL(target: string): Result<boolean | undefined>;