The value structure of Willard Metcalf is mid-key: quiet, controlled, and cohesive. A distinctly cool atmosphere runs through this palette: sky, water, and mist given colour form. Chroma hovers near zero; colour declares itself through subtle shifts in hue rather than outright saturation. At 26.7%, #525245 functions less as a colour accent and more as a complete atmospheric environment. At 3.6%, #CBCCF3 carries the palette's sharpest chromatic charge: an accent that earns its place precisely because it is withheld. At 64 units of value range, the palette has the tonal breadth to sustain complex spatial readings. High luminosity and cool temperature suggest the plein-air condition: unfiltered daylight and open sky. This is palette 10 of Willard Metcalf's sequence - a single chapter in a chromatic story told across many works.