Code point
U+25B0
Glyph appearance depends on your fonts.
U+25B0
SoU+25B0 BLACK PARALLELOGRAM is a Unicode 16.0.0 character in the Other Symbol category. It belongs to the Geometric Shapes block.
Choose the representation you need, then copy its value.
U+25B0
9648
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E2 96 B0
25B0
000025B0
%E2%96%B0
\u25B0
\u25B0
\u25B0
\25B0