@Briana102895, Click here to use Make Up For Ever's Foundation Shade Finder: http://www.sephora.com/browse/brand_hierarchy.jhtm
Hope that helps!
I am in that range and use 118. 120 is a little too yellow on me but is the right lightness/darkness. 118 is more beige. 125 is slightly darker than 118 but has the same beige undertone and works well when i have a tan.