Code point
U+2538
Glyph appearance depends on your fonts.
U+2538
SoU+2538 BOX DRAWINGS UP HEAVY AND HORIZONTAL LIGHT 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+2538
9528
┸
┸
E2 94 B8
2538
00002538
%E2%94%B8
\u2538
\u2538
\u2538
\2538