Francesco del Cossa occupies the comfortable middle of the value scale, avoiding both extremes to hold the eye in a sustained middle grey. Temperature reads distinctly warm: the reds and earth tones from Francesco del Cossa carry the compositional weight. Chroma is kept low across all colours, producing the soft, enveloping quality that characterises tonal painting. At 7.7%, #563D36 carries the palette's sharpest chromatic charge: an accent that earns its place precisely because it is withheld. 59 units of value range underpin the palette's structural clarity: the eye always knows where light falls. In the context of Francesco del Cossa's full range of palettes, group 9 represents one movement in an ongoing chromatic dialogue.