The human aura, also known as the spiritual aura, is energy emanating from the spinal column. The energy comes from the combination of body, soul and mind working together in a person.
Everything that you are, that you have done, and even that you could do is all beamed out in your spiritual forcefield...
What does the human aura look like?
Generally we don't see the aura. It doesn't exist on the physical plane of matter that we live in, but in the spiritual dimension often referred to as the etheric octave or the etheric realm.
If we were blessed with such an ability, we would not actually be 'seeing' the aura, but more like sensing internally the auric emanations of a person and interpreting them through our vision.
The seven colored rays of God's light are the 'pure' colors of the aura. Basically, if you are manifesting only the qualities of God in your thoughts, feelings and actions, the colors of your aura would be these seven (varying in proportion depending on your own strengths): blue, yellow, pink, white, green, purple (mixed with gold), and violet.
These pure colors become muddied whenever there are un-God-like thoughts and feelings mingling in with the good ones. For example, jealously and resentment appear as a chartreuse green in the aura; selfish intellectualism as a muddied yellow; anger as crimson red...
https://www.youtube.com/results?search_query=bilogical+energy+fields