Hello everybody!
Thanks for the comments. The colours of the flesh are:
Flesh:
Base color-> Sunny skintone (MC) + English Uniform (MC) + Flat Red (MC)
First highlight -> Base + Sunny skintone (MC)
Second highlight -> Sunny skintone (MC)
Third highlight -> Sunny skintone (MC) + Sand Yellow (MC)
First shadow -> Base + chocolat brown (MC)
Second Shadow -> First shadow + Royal Purple (MC)
Third shadow -> Second shadow + Black
MC = Vallejo Model Color.
I'll try to take pictures of the process and share it. It's difficult to explain because you have to know some things:
- The colors till it gets kind of a milky consistency or more, It's very important for do well layers..
- How move the brush is very important also. In the internet you can look many tutorials

I'll try to show in this picture:

Yellow -> highlight.
Blue -> Shadow.
Sure I'm the worst teacher of the world but is difficult to explain this things for me in english, but I will try to make something that you can understand all these

. I can send you many tutorials, but only in spanish.

On the other hand I've more suff:


PS: I hope you can understand this comment, sometimes my english is horrible.