The value structure of William Collins is mid-key: quiet, controlled, and cohesive. Warm hues command this palette; William Collins favours the reds, oranges, and yellows of firelight and earth. Chroma is kept low across all colours, producing the soft, enveloping quality that characterises tonal painting. The saturated accent, #7F5B27, registers at 9.7% - sparse enough to feel like a deliberate surprise. 64 units of value range underpin the palette's structural clarity: the eye always knows where light falls. William Collins's palette 6 carries its own internal logic while remaining in conversation with the artist's broader colour intelligence.