Hex Encode Decode
Encode string to hexadecimal (UTF-8 bytes) or decode hex to string. Copy or download.
Hex encode / decode
How it works
Encode: we get UTF-8 bytes (TextEncoder) and format as hex pairs. Decode: we parse hex pairs and decode as UTF-8.
When to use it
Use for binary-safe representation or when working with low-level protocols.
Frequently asked questions
Byte order?
We use big-endian hex (e.g. 0x41 for 'A').