This is done pretty easily in SimPE on the file of your recolor from your SavedSims bin. You don't have to mess with the mesh at all. You just have to change the gender in the Mesh Overlay XML like this: gender (dtUInteger) from 0x00000002 to 0x00000001 which is for females
See:
As you can see by the small gap at the lobe, it doesn't provide a perfect fit like the male version, but I would think it would be close enough, right? Matching one specifically to the skintone desired would make it barely noticeable.
Or, you can just download
this one I did as a test to see if my theory would work, and just recolor this one so you won't have to mess with SimPE at all.
~ Syn