Accent Piece of a Bandanna

FIG. 1 is a top front right perspective view of an accent piece of a bandanna, showing my new design; FIG. 2 is a top rear right perspective view thereof; FIG. 3 is a front elevation view thereof, with the rear elevation view being an identical image thereof; FIG. 4 is a right side elevation view thereof, with the left side elevation view being a mirror image thereof; FIG. 5 is a top plan view thereof; FIG. 6 is a bottom plan view thereof; and, FIG. 7 is a front elevation view thereof, shown in a tied position. The dash dot broken lines depict portions of the accent piece and a bandanna that form no part of the claimed design. The equally sized broken lines depict stitching and form no part of the claimed design.