There is way more than just the color of the Aura like size, shape, and color. Colors show what kind of person they are, size and shape tells of there strengths.
I am a Wiccan Witch and have been for about 28 years.
what she said.^ and what is aura
Seeing auras is a gift, one that I have. First of all, it is impossible to read your own aura. Someone else must do it for you.
As for the colors, you can look that up on google.