The high-key values of Henri Martin give it an effulgent, almost bleached quality. Henri Martin tilts toward cool - blues and silver-greys carry the structural weight. All colours lean toward grey, building depth through value rather than colour punch. The most saturated colour, #75553F, is reserved to 8.6% of the surface, where it acts as a focal punctuation. Value range is moderate at 49 units - enough contrast for legibility, not so much as to fragment the tonal unity. High luminosity and cool temperature suggest the plein-air condition: unfiltered daylight and open sky. In the context of Henri Martin's full range of palettes, group 3 represents one movement in an ongoing chromatic dialogue.