The color blue is believed to represent peace, tranquility, harmony, trust, loyalty and wisdom. Blue also represents the cold, the sky, water and depression. It is considered a conservative color and is also thought to be beneficial to the mind and body.
The color blue is believed to slow the human metabolism and produce a calming effect, which is why it is often associated with peacefulness and tranquility. Blue represents knowledge and depth and is considered to be an emotionally cold color. It is also known to be an appetite suppressant and should be avoided when promoting food or cooking services.