调节但未色度编纂：明清排房跨区域色彩语法对比研究

Paifang in the Ming-Qing ritual architectural system were closely regulated in form and function, but not governed by a unified chromatic code. This paper examines how local color practices emerged within this regulatory gap. Drawing on representative cases from five sites, it combines field records, standardized image-based color sampling, CIELAB metrics, statistical tests, and comparative case analysis to assess three mechanisms: material properties, functional classification, and period-related material change. The results indicate that paifang palettes are largely material-driven: dominant