What Undertint is, and why I made it

Turning a photo into paint recipes You’ve spotted a colour you want to paint: the blue-grey of a shadow on a wall, the warm green of a particular leaf, the exact dusty-white on the cake your youngest daughter just baked. You can see it but translating it into a mix from the tubes on your desk is the hard bit, and getting it wrong by even a little is the difference between a painting that sings and…