red... brown... or something in between? Help would be so greatly apppreciated

Hello all........I am having a bit of  a fit with my color and am desperately in search of  some honest suggestions.....

So right now my hair is brown with a lighter color at the tips....but I don't know if I should leave it alone...color it red...have some red dreads, brown dreads and blond dreads mixed together...or maybe do red with some green or blue accent dreads.............i just don't know...I have had natural colors in my hair for quite some time now....but I just don't know...However I would LOVE suggestions!