Is there anything wrong with using black bathroom door in Feng Shui?

Is there a problem that the bathroom door is black in geomantic omen? -1. Black is not suitable for indoor use, and black is a dead color. 2, you can use red, red can ward off evil spirits. It should be noted that the decoration of the dormitory should be gentle and not too old-fashioned. Gentle, looks bright and young in the room; Old, it looks gloomy indoors.