The Braille Pattern Dots-178 symbol (⣁). Copy and paste it, or use its Unicode, HTML, and CSS codes.
More from Braille.
The quickest way is to copy ⣁ from this page and paste it anywhere. You can also insert it with its Unicode, HTML, or alt code listed above.
⣁ is U+28C1 (decimal 10433).
Use ⣁ in HTML to render ⣁ on a web page.
On Windows you can type it with Alt+10433 (hold Alt and enter the number on the numeric keypad).
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