The Left Five Eighths Block symbol (▋). Copy and paste it, or use its Unicode, HTML, and CSS codes.
More from Block Elements.
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+258B (decimal 9611).
Use ▋ in HTML to render ▋ on a web page.
On Windows you can type it with Alt+9611 (hold Alt and enter the number on the numeric keypad).
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