The value structure of Eugène Jansson is mid-key: quiet, controlled, and cohesive. Eugène Jansson tilts toward cool - blues and silver-greys carry the structural weight. Saturation is deliberately withheld - the beauty here lies in the near-monochromatic gradations rather than colour difference. #907647 delivers the chromatic peak at only 10.7% - a small shot of colour with outsized visual impact. 61 units of value range underpin the palette's structural clarity: the eye always knows where light falls. High luminosity and cool temperature suggest the plein-air condition: unfiltered daylight and open sky. In the context of Eugène Jansson's full range of palettes, group 5 represents one movement in an ongoing chromatic dialogue.