Code point
U+2588
Glyph appearance depends on your fonts.
U+2588
SoU+2588 FULL BLOCK is a Unicode 16.0.0 character in the Other Symbol category. It belongs to the Block Elements block.
Choose the representation you need, then copy its value.
U+2588
9608
█
█
█
E2 96 88
2588
00002588
%E2%96%88
\u2588
\u2588
\u2588
\2588