Darkness anchors Giovanni Battista Ruoppolo; light is rationed, creating dramatic contrast rather than open air. Heat pervades this palette; warm chromatic identities outweigh cool ones at almost every weight. A restrained, mid-chroma palette: every hue is present and legible, but nothing shouts. The most saturated colour, #B25024, is reserved to 6.5% of the surface, where it acts as a focal punctuation. The value range of 51 units sits in the comfortable middle: enough depth, enough light, neither extreme. Giovanni Battista Ruoppolo follows the old-master formula: deep values, warm underlighting, and chroma held in reserve for the focal point. Giovanni Battista Ruoppolo's palette 4 carries its own internal logic while remaining in conversation with the artist's broader colour intelligence.