import type { Oklab, Rgb } from './types';
export declare const IN_BROWSER: boolean;
export declare function rgbaToRgb(r: number, g: number, b: number, a: number, premultipliedAlpha?: boolean, tint?: number[]): Rgb;
export declare function rgbToRgbInt(r: number, g: number, b: number): number;
export declare function rgbToOklab(r: number, g: number, b: number): Oklab;
export declare function oklabToRgb(oklab: Oklab): Rgb;
export declare function loadImage(url: string): Promise<HTMLImageElement>;