function xyzFromArgb(argb) {
    const r = linearized(redFromArgb(argb));
    const g = linearized(greenFromArgb(argb));
    const b = linearized(blueFromArgb(argb));
    return matrixMultiply([r, g, b], SRGB_TO_XYZ);
}
Converts a color from XYZ to ARGB.