Ya black and white textures do not have very many variation of color in the skin.

Have some fun .Go crasy with a lot of diffrent colors.See what happens.:)

For Example

http://www.renderosity.com/mod/gallery/index.php?image_id=2432287&user_id=48237&np&np

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The Artist that will fight for decades to conquer their media.
Even if you never know their name ,your know their Art.
Dark Sphere Mage Vengeance