public void setImageBackgroundColor(Color color) {
		if (color == null) {
			color = UIManager.getColor("Panel.background");
		}
		imagePanel.setBackground(color);
	}
Set the background color of the panel. If the specified color is null, the
default color for panel backgrounds is used.
@param color the new background color
Ghidra/Framework/Docking/src/main/java/docking/widgets/imagepanel/ImagePanel.java