import { HSBType } from '../../components/demoColorPicker';
/********************************
 * Clamp a value between min and max
 *********************************/
export declare const clamp: (val: number, min: number, max: number) => number;
/********************************
 * Clamp percentage between 0% and 100%
 *********************************/
export declare const clampPercent: (val: number) => number;
/********************************
 * Safe percent value to avoid 0% or 100% extremes
 *********************************/
export declare const safePercent: (val: number) => number;
/********************************
 * Convert HSB to RGB color format
 *********************************/
export declare function hsbToRgb(h: number, s: number, b: number): {
    r: number;
    g: number;
    b: number;
};
/********************************
 * Convert RGB to HEX format
 *********************************/
export declare function rgbToHex(r: number, g: number, b: number): string;
/********************************
 * Convert HSB to HEX format
 *********************************/
export declare function hsbToHex(h: number, s: number, b: number): string;
/********************************
 * Convert HEX to RGB format
 *********************************/
export declare function hexToRgb(hex: string): {
    r: number;
    g: number;
    b: number;
};
/********************************
 * Convert RGB to HSB format
 *********************************/
export declare function rgbToHsb(r: number, g: number, b: number): {
    h: number;
    s: number;
    b: number;
};
export declare function hexToHsb(hex: string): {
    h: number;
    s: number;
    b: number;
    a: number;
} | null;
/********************************
 * Convert RGBA to HSB
 *********************************/
export declare function rgbaToHsb(rgba: string): HSBType | null;
/********************************
 * Convert HSB to HEX format with alpha channel
 *********************************/
export declare function hsbToHexWithAlpha(h: number, s: number, b: number, a: number): string;