Toning Cyanotypes-Kitchen Alchemy for Moodier Blues
Cyanotypes are known for their rich Prussian blue—crisp, cool, and unmistakable. But with a little gentle chemistry, you can shift that iconic blue into warmer, moodier hues: soft sepias, deep charcoals, even plum purples. The process is called toning, and it’s as much about art as it is about science—a way to bring new atmosphere…
