Select your image. Choose a color palette for the area of the image you would like to start with.
Start with three light to medium colors on the light grey areas. Use light hand pressure.
Preserve white areas with white, shade shadows with darker colors, and finish with outlining.
In a circular motion, use a blender tool or a white pencil to burnish and co-mingle colors.
Using sharpened light pencils, show highlights or sheen with quick medium pressure strokes.