private void ColorChanged(MouseHook.MSLLHOOKSTRUCT str)
{
var color = pixelColor.GetColor(System.Windows.Forms.Cursor.Position);
ColorPickerControl.SelectedColor = System.Windows.Media.Color.FromArgb(color.A, color.R, color.G, color.B);
Clipboard.SetText(HexConverter(color));
clickEvent.Uninstall();
}