Fundamentally colors can be categorized into the following:
Primary colors are the set of unique colors that can be combined to make further ranges of colors. Red, Blue & Yellow are three primary colors which cannot be derived from any other color combination.
Red is a positive color associated with strong emotional assertion of power and love and exudes our will to survive. It is energizing and excites the emotions and motivates us to take action.
Blue is a color that seeks peace and tranquility and assures relaxation.
Yellow is uplifting and illuminating. It represents vibrancy and is a color of hope, happiness and fun.