import type { Color } from 'types/color';
/**
 * Convert an array of three XYZ values to x,y chromaticity coordinates
 *
 * @license W3C https://www.w3.org/Consortium/Legal/2015/copyright-software-and-document
 *
 * @copyright This software or document includes material copied from or derived from https://github.com/w3c/csswg-drafts/blob/main/css-color-4/utilities.js. Copyright © 2022 W3C® (MIT, ERCIM, Keio, Beihang).
 *
 * @see https://github.com/w3c/csswg-drafts/blob/main/css-color-4/utilities.js
 */
export declare function XYZ_to_xy(XYZ: Color): [number, number];