The value structure of Herbert James Draper 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 saturated accent, #BFA879, registers at 11.1% - sparse enough to feel like a deliberate surprise. From deepest dark to palest light, the palette traverses 68 units of the value scale - a span that creates natural depth. This is the light Herbert James Draper preferred, made measurable.