Alternatively, a single row of three, four or six blue squares could be used, or a single row of two red squares followed by one blue, which also denoted a Second Lieutenant. A standard lieutenant was also shown by two red squares over two blue. The rank of ensign was shown by one red square over one blue, and that of Junior Lieutenant by two red squares over two blue, or a row of two blue squares. Thrawn was presented with a new rank insignia plaque upon his promotion to Grand Admiral. Main articles: Imperial Navy#Ranks and Imperial Army#Ranks
Members of media organizations such as the Imperial Press Corps wore Imperial media badges. Rank plaques could be encoded with information readable by devices such as electronic locks. The different types of tiles came in blue, red, gold yellow, and grey. Double-row plaques were made from two separate parts of one row each, rather than two rows of caps on a single backing piece. Those plaques could comprise one or two rows of tiles mounted on top of another.
The plaque, which was worn on the left side of the regulation tunic over the heart, consisted of translucent, colored rectangular tiles mounted on a metal bar. They were originally used by Republic officers during the Clone Wars, when Palpatine was still Chancellor of the Galactic Republic. Rank insignia plaques, also referred to as rank pins, were badges used in the military forces of Sheev Palpatine's Galactic Empire as a means to indicate and distinguish officer ranks. " You are in command now, Admiral Piett." ― Darth Vader, promoting Captain Piett