The palette of Robert William Buss sits in the lower register of the value scale - dense, contained, and weighted. Yellow, ochre, sienna: warm hues that Robert William Buss deploys as the palette's primary energy. Muted throughout, the palette achieves its effects through value and temperature rather than chromatic force. Robert William Buss gives 31.7% of the composition to a single #24130B - a decisive chromatic anchor. The most saturated colour, #B94A24, is reserved to 2.5% of the surface, where it acts as a focal punctuation. 68 units of value range underpin the palette's structural clarity: the eye always knows where light falls. Together these qualities place Robert William Buss firmly in the tonal tradition - concerned with mood and atmosphere rather than chromatic display. In the context of Robert William Buss's full range of palettes, group 6 represents one movement in an ongoing chromatic dialogue.