Here's an exercise I did with Sarajean. We mixed our values carefully and applied the paint in an organized way so we could see and understand the effect.
In case you haven't figured out what you're looking at (color here would help), I'm sure you must see what I do: it's a Lady, dressed ever so elegantly. (Okay, it's an ice cream dish overturned, with a clementine sitting on top—it's bottom.)