Purpurâtus, pen. prod. Adiect. Cic.Apparelled in purple: a noble man.
Púrpuro, ras, pen. cor. râre. Colum. To be, or to make of purple colour.
Lewis and Short: Latin dictionary
purpŭrātus, a, um, adj. [purpura], clad in purple: mulier, Plaut. Most. 1, 3, 131.—II. As subst.: purpŭrātus, i, m., a high officer at a king's court (so called because clothed in purple), Cic. Tusc. 1, 43, 102; Liv. 30, 42; 37, 23; Flor. 1, 10; Curt. 3, 2, 10; 3, 6, 4.—Hence, sarcastically of Gabinius, Cic. Cat. 4, 6, 12.
purpŭro, āvi, ātum, 1, v. a. and n. [purpura]. I.Act., to purple, i. e. to make purple-colored, to dye with purple: undas, i. e. to darken (cf. purpureus), Furius ap. Gell. 18, 11, 3: purpurati nimium ocelli, Mart. Cap. 9, 918.—B.Transf., to beautify, adorn, App. M. 6, p. 427 Oud.—II.Neutr., to be purple or purple-colored: purpurantes violae, Arn. 5, 160; Prud. Cath. 6, 82: purpurantem pingit annum floribus, Auct. Pervig. Ven. 12; App. M. 10, p. 149, 9.—B.Transf., to be painted or adorned, to shine: quae frondens purpurat auro, Col. poët. 10, 101 dub. (al. quae frondent purpurā et auro).