The value structure of Hector Caffieri is mid-key: quiet, controlled, and cohesive. Hector Caffieri tilts toward cool - blues and silver-greys carry the structural weight. Chroma hovers near zero; colour declares itself through subtle shifts in hue rather than outright saturation. #665442 delivers the chromatic peak at only 10.0% - a small shot of colour with outsized visual impact. From deepest dark to palest light, the palette traverses 58 units of the value scale - a span that creates natural depth. High luminosity and cool temperature suggest the plein-air condition: unfiltered daylight and open sky. This is the light Hector Caffieri preferred, made measurable.