Paul Mathiopoulos occupies the comfortable middle of the value scale, avoiding both extremes to hold the eye in a sustained middle grey. Paul Mathiopoulos builds on cool foundations: the palette favours the blue-cyan-green arc. Chroma hovers near zero; colour declares itself through subtle shifts in hue rather than outright saturation. The most saturated colour, #85A0BF, covers 31.5% of the surface: too much to call an accent, too strong to ignore. At 47 units across the value scale, the palette keeps contrast readable without letting it dominate. The palette has the character of outdoor light: cool, mid-bright, with colour rendered faithfully rather than expressively. In the context of Paul Mathiopoulos's full range of palettes, group 1 represents one movement in an ongoing chromatic dialogue.