Text to Binary, Hex and Decimal
Convert text to binary, hexadecimal, decimal or octal bytes, or decode them back to text. UTF-8 aware, so emoji and accents work.
Convert text to binary, hexadecimal, decimal or octal bytes, or decode them back to text. UTF-8 aware, so emoji and accents work.
Computers store text as bytes. This tool shows those bytes in binary, hexadecimal, decimal or octal, and turns them back into text.
It works on UTF-8 bytes, so characters outside basic ASCII, such as accented letters, symbols and emoji, are encoded correctly.
Hi -> 01001000 01101001
In UTF-8, characters outside basic ASCII use two to four bytes. For example the euro sign takes three.
Paste the bytes, choose the matching format and separator, and click Decode.
A value is not valid for the chosen format, is larger than 255, or the bytes are not valid UTF-8 text.
No. It is converted in your browser.