Robert Delaunay occupies the comfortable middle of the value scale, avoiding both extremes to hold the eye in a sustained middle grey. Robert Delaunay tilts toward cool - blues and silver-greys carry the structural weight. Muted throughout, the palette achieves its effects through value and temperature rather than chromatic force. #444C96 delivers the chromatic peak at only 7.7% - a small shot of colour with outsized visual impact. At 57 units of value range, the palette has the tonal breadth to sustain complex spatial readings. The mid-to-high key, cool bias, and moderate chroma point to outdoor observation - sky and diffused daylight as the dominant light source. In the context of Robert Delaunay's full range of palettes, group 6 represents one movement in an ongoing chromatic dialogue.