The value structure of Proto Renaissance is mid-key: quiet, controlled, and cohesive. Heat pervades this palette; warm chromatic identities outweigh cool ones at almost every weight. Muted throughout, the palette achieves its effects through value and temperature rather than chromatic force. The highest-chroma note - #C39552 - appears at just 4.3%, deployed as a precision accent against the quieter ground. The palette spans 54 value units: a measured range that delivers coherence over drama.