Lemuel Francis Abbott is low-key throughout, a quality associated with Tenebrous Sienna - deep shadows dominate the composition. Warmth dominates - the palette of Lemuel Francis Abbott leans heavily on the yellow-orange-red arc of the colour wheel. Muted throughout, the palette achieves its effects through value and temperature rather than chromatic force. #252321 claims 48.5% of the surface, functioning as the work's tonal foundation. #55402C delivers the chromatic peak at only 3.4% - 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. Together these qualities place Lemuel Francis Abbott firmly in the tonal tradition - concerned with mood and atmosphere rather than chromatic display. In the context of Lemuel Francis Abbott's full range of palettes, group 3 represents one movement in an ongoing chromatic dialogue.