Columbano Bordalo Pinheiro is built on dark foundations, with values clustered toward shadow. Temperature reads distinctly warm: the reds and earth tones from Columbano Bordalo Pinheiro carry the compositional weight. The absence of saturated colour is itself an expressive choice: this is a palette of restraint and atmosphere. Columbano Bordalo Pinheiro gives 30.9% of the composition to a single #221B1B - a decisive chromatic anchor. At 2.6%, #B99664 carries the palette's sharpest chromatic charge: an accent that earns its place precisely because it is withheld. From deepest dark to palest light, the palette traverses 62 units of the value scale - a span that creates natural depth. Together these qualities place Columbano Bordalo Pinheiro firmly in the tonal tradition - concerned with mood and atmosphere rather than chromatic display. This is palette 4 of Columbano Bordalo Pinheiro's sequence - a single chapter in a chromatic story told across many works.