Edward Henry Potthast keeps values measured and balanced, a hallmark of tonal restraint. Edward Henry Potthast tilts toward cool - blues and silver-greys carry the structural weight. Chroma is kept low across all colours, producing the soft, enveloping quality that characterises tonal painting. The saturated accent, #6478A5, registers at 5.3% - sparse enough to feel like a deliberate surprise. At 52 units across the value scale, the palette keeps contrast readable without letting it dominate. High luminosity and cool temperature suggest the plein-air condition: unfiltered daylight and open sky. These proportions encode Edward Henry Potthast's instinctive sense of how much of each quality the eye can hold.