Suggested Paint Colors
When you are going to purchase Gouache or Watercolor paints it may be helpful to have an idea of what colors you can get to mimic a medieval palatte. The following are suggestions, but eventally you will find your own preferences.
Blacks: Lamp Black, Jet Black, Ivory Black
Whites: Permanent White (use for lining), Zinc White (for mixing)
Blues: Ultramarine (if mixed with a little Zinc White it will look more period), Prussian Blue
Greens: Windsor Green, Permanent Green, Olive Green, Sap Green

Yellows: Yellow Ochre, Permanent Yellow Deep, Cadmium Yellow Pale, Deep Spectrum Yellow

Reds: Spectrum Red, Alizarin Crimson, Cadmium Red Pale, Red Ochre
Metals: Gold, Silver (here it is good to invest in the higher quality gouaches)
Other: Flesh Tint, Purple Lake, Burnt Umber, Raw Umber, Burnt Sienna, Raw Sienna
On Creating Masters