Green
Green color is neither warm nor cool color. It symbolises youth, spring, growth, calmness and persistence. It is also associated with money, healing and harmony. This color helps people to relax or calm down. It's very productive to work in a room decorated with green color. It's also good for your eyes. This color helps you to better take in and analyse new information.
This color also represents lack of experience, jealousy and envy. Because this color is both warm and cool, it denotes stability, harmony and balance. In the past Ancient Greeks used to color the floors of their sacral places in green.