Sebastiano Conca keeps values measured and balanced, a hallmark of tonal restraint. Sebastiano Conca builds on cool foundations: the palette favours the blue-cyan-green arc. Every colour is desaturated; the palette proceeds through near-neutrals and gently-coloured greys. The saturated accent, #66392D, registers at 2.8% - sparse enough to feel like a deliberate surprise. At 55 units of value range, the palette has the tonal breadth to sustain complex spatial readings. The mid-to-high key, cool bias, and moderate chroma point to outdoor observation - sky and diffused daylight as the dominant light source. Sebastiano Conca's palette 1 carries its own internal logic while remaining in conversation with the artist's broader colour intelligence.