Code point
U+2631
Glyph appearance depends on your fonts.
U+2631
SoU+2631 TRIGRAM FOR LAKE is a Unicode 16.0.0 character in the Other Symbol category. It belongs to the Miscellaneous Symbols block.
Choose the representation you need, then copy its value.
U+2631
9777
☱
☱
E2 98 B1
2631
00002631
%E2%98%B1
\u2631
\u2631
\u2631
\2631