Colors have meanings. There are many theories and good information out there regarding spiritual representations. Here is a quick list to get you started:

White – Purity
Red – The Blood of Jesus
Purple – Royalty, representing the King
Blue – The Holy Spirit, also representation of royalty
Black – Can represent power. Can also be interpreted to represent sin depending on parings and presentation
Yellow – Joy, or promise
Silver – Refinement, or refining. Represents the process of purifying
Gold – Representative of God the Father.  Riches, wisdom, and wealth
Orange – Passion
Green – Life
Bronze – Reflection, or mirroring. In depth exploring of the inner man. Exposing.
Brown – Earth and its people

I hope this information helps guide you in the use of colors as you minister in dance.