Julius Caesar Ibbetson is low-key throughout, a quality associated with Tenebrous Pewter - deep shadows dominate the composition. Temperature is cool-dominant, with blue and green families claiming the largest areas. Every colour is desaturated; the palette proceeds through near-neutrals and gently-coloured greys. #181A14 claims 48.2% of the surface, functioning as the work's tonal foundation. At 2.5%, #93C1BD carries the palette's sharpest chromatic charge: an accent that earns its place precisely because it is withheld. At 58 units of value range, the palette has the tonal breadth to sustain complex spatial readings. Together these qualities place Julius Caesar Ibbetson firmly in the tonal tradition - concerned with mood and atmosphere rather than chromatic display. Palette 5 sits within the larger chromatic argument that Julius Caesar Ibbetson's complete body of work advances.