Small filled square in the upper left quarter of the cell, a quadrant block for pixel art and terminal graphics.
U+2597QUADRANT LOWER RIGHTU+2599QUADRANT UPPER LEFT AND LOWER LEFT AND LOWER RIGHTU+2596QUADRANT LOWER LEFTU+259AQUADRANT UPPER LEFT AND LOWER RIGHTU+2595RIGHT ONE EIGHTH BLOCKU+259BQUADRANT UPPER LEFT AND UPPER RIGHT AND LOWER LEFTU+2594UPPER ONE EIGHTH BLOCKU+259CQUADRANT UPPER LEFT AND UPPER RIGHT AND LOWER RIGHTU+2593DARK SHADEU+259DQUADRANT UPPER RIGHTU+2592MEDIUM SHADEU+259EQUADRANT UPPER RIGHT AND LOWER LEFT32 characters in the Block Elements Unicode block.
U+2580UPPER HALF BLOCKU+2581LOWER ONE EIGHTH BLOCKU+2582LOWER ONE QUARTER BLOCKU+2583LOWER THREE EIGHTHS BLOCKU+2584LOWER HALF BLOCKU+2585LOWER FIVE EIGHTHS BLOCKU+2586LOWER THREE QUARTERS BLOCKU+2587LOWER SEVEN EIGHTHS BLOCKU+2588FULL BLOCKU+2589LEFT SEVEN EIGHTHS BLOCKU+258ALEFT THREE QUARTERS BLOCKU+258BLEFT FIVE EIGHTHS BLOCKU+258CLEFT HALF BLOCKU+258DLEFT THREE EIGHTHS BLOCKU+258ELEFT ONE QUARTER BLOCKU+258FLEFT ONE EIGHTH BLOCKU+2590RIGHT HALF BLOCKU+2591LIGHT SHADEU+2592MEDIUM SHADEU+2593DARK SHADEU+2594UPPER ONE EIGHTH BLOCKU+2595RIGHT ONE EIGHTH BLOCKU+2596QUADRANT LOWER LEFTU+2597QUADRANT LOWER RIGHTU+2598QUADRANT UPPER LEFTU+2599QUADRANT UPPER LEFT AND LOWER LEFT AND LOWER RIGHTU+259AQUADRANT UPPER LEFT AND LOWER RIGHTU+259BQUADRANT UPPER LEFT AND UPPER RIGHT AND LOWER LEFTU+259CQUADRANT UPPER LEFT AND UPPER RIGHT AND LOWER RIGHTU+259DQUADRANT UPPER RIGHTU+259EQUADRANT UPPER RIGHT AND LOWER LEFTU+259FQUADRANT UPPER RIGHT AND LOWER LEFT AND LOWER RIGHT