Code point
U+2556
Glyph appearance depends on your fonts.
U+2556
SoU+2556 BOX DRAWINGS DOWN DOUBLE AND LEFT SINGLE is a Unicode 16.0.0 character in the Other Symbol category. It belongs to the Box Drawing block.
Choose the representation you need, then copy its value.
U+2556
9558
╖
╖
╖
E2 95 96
2556
00002556
%E2%95%96
\u2556
\u2556
\u2556
\2556