For diarrhea use blue or indigo. Good for skin ailments and nervous exhaustion. Do NOT use the yellow ray for nervous breakdown - use blue and green. Wednesday is Mercury's day and the color is Yellow. The olive green area lies between the solar plexus and the region of the heart protecting the heart from below.
Olive green is comprised of two parts yellow to one part blue.
It represents the bringing of wisdom into the world. Olive is the color of a new leaf unfolding, forests and nature. Olive is the part of the heart center which connects us with our surroundings and helps us to link our consciousness with the world. Olive also offers us the promise of a new land - the dove that Noah sent out came back with an olive branch which was a sign of new life springing forth. Olive oil is used by priests when they are performing the last rites thus providing a bridge between this world and the next dimension.