Across the Moscow school of icon painting movement, certain palette qualities recur - this distillation makes them visible at a glance. The value structure of Moscow school of icon painting is mid-key: quiet, controlled, and cohesive. Warm and cool are kept in productive tension, creating the kind of chromatic harmony that sustains the eye. All colours lean toward grey, building depth through value rather than colour punch. Only 6.9% is devoted to #956239, yet that small allocation delivers the palette's entire chromatic tension. From deepest dark to palest light, the palette traverses 60 units of the value scale - a span that creates natural depth. This is the light that Moscow school of icon painting painters chose to live inside.