The value structure of Adolphe Ladurner is mid-key: quiet, controlled, and cohesive. Adolphe Ladurner orchestrates warmth above all else - reds, ambers, and siennas take the lead. Chroma hovers near zero; colour declares itself through subtle shifts in hue rather than outright saturation. The most saturated colour, #765229, is reserved to 10.0% of the surface, where it acts as a focal punctuation. A value spread of 73 units gives the palette both depth and air - shadows are genuinely dark, lights genuinely light. The palette is recognisably Adolphe Ladurner's own: particular in its temperature, chroma, and the economy of its brightest note.