Light gray is relatively light gray, usually gray, but the color is relatively bright, which makes people feel comfortable. The medium gray color is dark and calm, which is more suitable for office and serious places.

Gray is a series of colors between black and white. From light gray to dark gray, the brightness of charcoal ash decreases. The closer light gray is to white gray, the closer charcoal gray is to black gray. Why are some transitional spaces called "grey areas"? It is this color that gives people an indescribable feeling. It is neither black nor white, and there is no strong color language. Because of its own golden mean, it is endowed with infinite possibilities.