Paul Mathiopoulos keeps values measured and balanced, a hallmark of tonal restraint. Warm and cool are kept in productive tension, creating the kind of chromatic harmony that sustains the eye. A restrained, mid-chroma palette: every hue is present and legible, but nothing shouts. The highest-chroma note - #513B1D - appears at just 10.7%, deployed as a precision accent against the quieter ground. At 54 units across the value scale, the palette keeps contrast readable without letting it dominate. Together these qualities point to the open-air Impressionist method: recording light rather than local colour. Paul Mathiopoulos's palette 4 carries its own internal logic while remaining in conversation with the artist's broader colour intelligence.