Blue is the coolest color. It is the color of the sky, ocean, sleep, twilight. The ancient Egyptians used blue to represent heaven. Blue symbolizes the Virgin Mary. A pure blue is the color of inspiration, sincerity and spirituality.
Blue is often the chosen color by conservative people. Blue is the calming color. That makes it a wonderful color to use in the home, especially for babies. Blue is so soothing that is a good choice for pajamas. Blue gives a feeling of distance. Artists use it to to show perspective.