Three different concentrations of Prussian Blue gouache, with water.

The blue underpainting

It’s all paperwork for a few days, so, having no artwork to show you, I thought I could still add to my ‘how to do stuff” series of the painting techniques I use. The techniques I developed for myself, so I don’t know if these all these techniques have a proper name – I am simply showing you how I do it! Feel free to leave a comment if you use a similar technique, if you have anything to add, or just if you feel like it! The Principle This technique of blue underpainting forms the beginning of most of…