The value structure of Alexander Osmerkin is mid-key: quiet, controlled, and cohesive. Cool hues prevail: blues, greens, and greys anchor the palette's emotional temperature. Chroma hovers near zero; colour declares itself through subtle shifts in hue rather than outright saturation. #A13F20 delivers the chromatic peak at only 3.3% - a small shot of colour with outsized visual impact. Spanning 52 units on the value axis, the palette achieves the balance between tonal flatness and fragmentation. The palette has the character of outdoor light: cool, mid-bright, with colour rendered faithfully rather than expressively. This is the light Alexander Osmerkin preferred, made measurable.