Black, white, and grey are also colors. The reason for their popularity is likely due to the modern aesthetics of simplicity and elegance. Bright colors give a

Black, white, and grey are also colors. The reason for their popularity is likely due to the modern aesthetics of simplicity and elegance. Bright colors give a "busy" appearance, they are gaudy and attention-grabbing. Emotionless, professional, and modest "inorganic" tones give the impression of maturity and sophistication.