Achille Beltrame works in the upper reaches of the value scale, creating an atmosphere of brightness and expansiveness. Blues and teal-greys govern the palette, lending it an aquatic or atmospheric quality. Saturation is deliberately withheld - the beauty here lies in the near-monochromatic gradations rather than colour difference. The saturated accent, #D4C3A5, registers at 8.7% - sparse enough to feel like a deliberate surprise. The value range of 43 units sits in the comfortable middle: enough depth, enough light, neither extreme. The mid-to-high key, cool bias, and moderate chroma point to outdoor observation - sky and diffused daylight as the dominant light source. Palette 1 sits within the larger chromatic argument that Achille Beltrame's complete body of work advances.