U+1FB6A "🭪" Upper and Left and Lower Triangular Three Quarters Block Unicode Character

U+1FB6A "🭪" Upper and Left and Lower Triangular Three Quarters Block is a geometric symbol belonging to the Symbols for Legacy Computing block, designed to represent a filled shape that occupies three quarters of a square cell by combining the upper, left, and lower triangular regions, leaving the right side empty. This character is part of a larger set of block and quadrant elements used in retro computing, text-based graphics, and terminal interfaces to create pixelated images or visual layouts with precise spatial control. Its specific triangular design allows for the construction of complex patterns and borders without relying on modern graphical systems, preserving a functional aesthetic from early computer and display technologies.