The value structure of Eduardo Zamacois is mid-key: quiet, controlled, and cohesive. Heat pervades this palette; warm chromatic identities outweigh cool ones at almost every weight. Chroma is kept low across all colours, producing the soft, enveloping quality that characterises tonal painting. The saturated accent, #553927, registers at 13.1% - sparse enough to feel like a deliberate surprise. At 51 units across the value scale, the palette keeps contrast readable without letting it dominate. Eduardo Zamacois's palette 4 carries its own internal logic while remaining in conversation with the artist's broader colour intelligence.