Mid-key values give Thomas Sully its characteristic quietness - nothing blazes, nothing disappears. Temperature reads distinctly warm: the reds and earth tones from Thomas Sully carry the compositional weight. The absence of saturated colour is itself an expressive choice: this is a palette of restraint and atmosphere. The most saturated colour, #122230, is reserved to 9.5% of the surface, where it acts as a focal punctuation. 67 units of value range underpin the palette's structural clarity: the eye always knows where light falls. In the context of Thomas Sully's full range of palettes, group 13 represents one movement in an ongoing chromatic dialogue.