Values in Robert Campin rest in the mid-range - neither dramatically lit nor steeped in shadow. The dominant temperature is warm, with earth tones and fire-hues setting the emotional key. Every colour is desaturated; the palette proceeds through near-neutrals and gently-coloured greys. The most saturated colour, #893A2D, is reserved to 3.5% of the surface, where it acts as a focal punctuation. From deepest dark to palest light, the palette traverses 56 units of the value scale - a span that creates natural depth. Robert Campin arrived at this balance through long practice; the palette carries the weight of that experience.