Heywood Hardy distributes its values across the middle register, creating harmony without high contrast. Temperature is cool-dominant, with blue and green families claiming the largest areas. Muted throughout, the palette achieves its effects through value and temperature rather than chromatic force. #655327 delivers the chromatic peak at only 7.5% - a small shot of colour with outsized visual impact. 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 Heywood Hardy's full range of palettes, group 6 represents one movement in an ongoing chromatic dialogue.