/**
 * The monochrome options
 */
type MonochromeOptions = {
    /**
     * A positive floating-point number between 0 and 1 that defines
     * the intensity of the monochrome effect.
     *
     * When intensity is greater than zero, imgproxy will convert the
     * resulting image to monochrome.
     */
    intensity: number;
    /**
     * A hex-coded value of the color that will be used as a base for the
     * monochrome palette.
     */
    color?: string;
};
/**
 * Converts the image to monochrome.
 *
 * See https://github.com/imgproxy/imgproxy-docs/blob/7d15484aea6a1fae5f1dfd1806b5551a4774658d/docs/usage/processing.mdx?plain=1#L415 for the imgproxy documentation
 *
 * @param options  The monochrome options
 * @returns        The monochrome param string
 */
declare const monochrome: (options: MonochromeOptions) => string;
export default monochrome;
export { MonochromeOptions };