In using this color you are promoting growth, health, security, and regeneration. When concentrations of green are found in a particular area, it indicates healing is taking place. Blue is the color of peace and can be used for most situations as a general healing color. This color if found as a predominant color indicates this light soul is inclined to be spiritual and peace loving. Blue then white will help in calming effects.
Indigo is a mixture of more blue and then red.
In a light soul it represents spirituality and passion. It is used to quiet anger and any negativity. It can also be used on light souls who have had a lot of lessons or experiences and have not developed into wisdom. Violet - represents spiritual mediation and is also a stimulant for psychic awareness. This color is used for general spiritual or emotional healing.