Paul Thumann distributes its values across the middle register, creating harmony without high contrast. Yellow, ochre, sienna: warm hues that Paul Thumann deploys as the palette's primary energy. Every colour is desaturated; the palette proceeds through near-neutrals and gently-coloured greys. Paul Thumann gives 25.5% of the composition to a single #190E0B - a decisive chromatic anchor. The highest-chroma note - #7F3D27 - appears at just 3.5%, deployed as a precision accent against the quieter ground. 69 units of value range underpin the palette's structural clarity: the eye always knows where light falls. In the context of Paul Thumann's full range of palettes, group 4 represents one movement in an ongoing chromatic dialogue.