If you want to have your contact lenses totally cleaned and disinfected, try a new generation multipurpose solution, Complete Revitalens. It is shown to kill almost all bacteria and fungi from your lenses. 360ml.
If you're looking for a subtle and natural eye colour change, 1 Day Acuvue Define Natural Sparkle contact lenses are just for you. They will not cover your natural eye colour, they will only enhance it.