import { ChannelTransformArray } from './types';
declare type rgbInputArray = [number, number, number, number?];
export declare const rgbToHex: (colorArray: rgbInputArray) => number;
export declare function buildGammaTable(steps: number, gamma: number): number[];
export declare function colorValue(colors: rgbInputArray, g_table: number[]): number;
export declare function normalizeColor(colors: rgbInputArray, whiteCap: ChannelTransformArray): number;
export declare function normalizeColorWithBrightness(colors: rgbInputArray, brightness: number, whiteCap: ChannelTransformArray): number;
export {};