4"
 
This color offers a sense of magnetism based upon human attraction, and may represent passion, love, and sex. A color often associated with energy, red may represent anything from trading fear for confidence to an intense sense of passion and lust. Words commonly associated with the color red include romance, love, desire, loyalty, passion, action, energy, motivation, assertiveness, creativity, courage, power, strength, and survival. Red is the root chakra.