Skip to content
QuicklyTools

Text to Hex Converter

Convert text to hexadecimal UTF-8 bytes with custom separators, uppercase and 0x prefix options.

Runs in your browser
Loading tool…

About the Text to Hex Converter

Developers inspect strings as hex to debug encodings, build byte arrays or escape data for protocols. Enter text to see its UTF-8 bytes in hexadecimal, formatted with spaces, colons, commas or no separator. Multi-byte characters are shown byte by byte.

How to use it

  1. Type or paste text.
  2. Choose formatting.
  3. Copy the hex output.

Good to know

  • Non-ASCII characters produce multiple bytes (é = c3 a9).

Frequently asked questions

What is “A” in hex?

41.

How do I make a C byte array?

Enable the 0x prefix and choose the comma separator.

More utilities & converters →