Code point
U+2570
Glyph appearance depends on your fonts.
U+2570
SoU+2570 BOX DRAWINGS LIGHT ARC UP AND RIGHT 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+2570
9584
╰
╰
E2 95 B0
2570
00002570
%E2%95%B0
\u2570
\u2570
\u2570
\2570