Low-key values are the structural spine of Francesco Podesti, giving it gravity and atmosphere. Heat pervades this palette; warm chromatic identities outweigh cool ones at almost every weight. Every colour is desaturated; the palette proceeds through near-neutrals and gently-coloured greys. A single dominant - #180F0C at 30.4% - sets the character of the whole composition. The saturated accent, #6F4F30, registers at 4.9% - sparse enough to feel like a deliberate surprise. Value range is moderate at 49 units - enough contrast for legibility, not so much as to fragment the tonal unity. The combination of low values, muted chroma, and compressed range is the signature of the Tonalist mode - painting as atmosphere. This is palette 4 of Francesco Podesti's sequence - a single chapter in a chromatic story told across many works.