Code point
U+2573
Glyph appearance depends on your fonts.
U+2573
SoU+2573 BOX DRAWINGS LIGHT DIAGONAL CROSS 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+2573
9587
╳
╳
E2 95 B3
2573
00002573
%E2%95%B3
\u2573
\u2573
\u2573
\2573