Blue is the color of the sky and sea. It is often associated with depth and stability. It symbolizes Security, Stability, Friendliness, Preservation, Courage, Science, Trust, Loyalty, Wisdom, Confidence, Intelligence, Faith, and heaven. Blue is considered beneficial to the mind and body. It slows human metabolism and produces a calming effect. That’s why most company’s corporate logos have the blue color. You can check different Color Meanings and Psychology here.