Paul Signac, Application of Charles Henry's Chromatic Circle; Théâtre-Libre playbill of January 31, 1889 Source: Paul Signac/Wikimedia Commons The nineteenth century was a tumultuous period in French ...

We can use the emerging science of color to make a stronger impression. For example, there’s a widespread impression that soft hues and gentle colors are relaxing, and that relaxation is a good state ...