The value structure of Francisco de Zurbaran is mid-key: quiet, controlled, and cohesive. Warm and cool tones are held in careful balance - neither family dominates, creating tension and resolution simultaneously. Chroma hovers near zero; colour declares itself through subtle shifts in hue rather than outright saturation. The highest-chroma note - #5B302B - appears at just 6.3%, deployed as a precision accent against the quieter ground. The value range spans 63 units across the palette, providing the full gamut from deep shadow to near-white and ensuring clear tonal hierarchy. The palette is a signature: Francisco de Zurbaran's particular sense of value, warmth, and colour weight made legible.