Adolphe Ladurner occupies the comfortable middle of the value scale, avoiding both extremes to hold the eye in a sustained middle grey. Adolphe Ladurner builds on cool foundations: the palette favours the blue-cyan-green arc. All colours lean toward grey, building depth through value rather than colour punch. #42281D delivers the chromatic peak at only 8.6% - a small shot of colour with outsized visual impact. A value spread of 73 units gives the palette both depth and air - shadows are genuinely dark, lights genuinely light. The mid-to-high key, cool bias, and moderate chroma point to outdoor observation - sky and diffused daylight as the dominant light source. Adolphe Ladurner's palette 1 carries its own internal logic while remaining in conversation with the artist's broader colour intelligence.