Low-key values are the structural spine of Sebastian Pether, 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. #34150C delivers the chromatic peak at only 10.1% - a small shot of colour with outsized visual impact. The palette spans 47 value units: a measured range that delivers coherence over drama. The combination of low values, muted chroma, and compressed range is the signature of the Tonalist mode - painting as atmosphere. Sebastian Pether's palette 3 carries its own internal logic while remaining in conversation with the artist's broader colour intelligence.