import { type } from "@kcutils/helper";
import { RGB } from "../../typings/RGB";
import { HSL } from "../../typings/HSL";
import { HSV } from "../../typings/HSV";
import { Type } from "../../typings/NumberType";
import { HEX } from "../../typings/HEX";
import { Named } from "../../typings/Named";
export declare const defaultRGB: RGB;
export declare const enforceRGB: (rgb?: type.Optional<Partial<RGB>>) => RGB;
export declare const roundedRGB: (rgb: RGB, digit?: number | undefined) => RGB;
/**
 * Handle bounds / percentage checking to conform to CSS color spec
 * <http://www.w3.org/TR/css3-color/>
 *
 * @param rgb any type of rgb object or incompleted rgb object
 * @return number type of rgb object
 */
export declare const rgbToRgb: (rgb: type.Optional<Partial<RGB>>, type?: Type) => RGB;
/**
 * Converts an RGB color value to HSL.
 *
 * @param rgb any type of rgb object
 * @return decimal type of hsl object
 */
export declare const rgbToHsl: (rgb: RGB) => HSL;
/**
 * Converts an RGB color value to HSV.
 *
 * @param rgb any type of rgb object
 * @return decimal type of hsv object
 */
export declare const rgbToHsv: (rgb: RGB) => HSV;
export declare type RGBHexOptions = {
    minify?: boolean;
    alpha?: boolean;
};
/**
 * Converts an RGBA color plus alpha transparency to hex
 * Assumes r, g, b are contained in the set [0, 255] and
 * a in [0, 1]. Returns a 4 or 8 character rgba hex
 *
 * @param rgb any type of rgb object
 * @param opts options
 */
export declare const rgbToHex: (rgb: RGB, opts?: RGBHexOptions | undefined) => HEX;
/**
 * Converts an RGB color to Named if exist, or undefined
 *
 * @param rgb any type of rgb object
 */
export declare const rgbToNamed: (rgb: RGB) => Named | undefined;
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