Hex Codec
Convert text to hexadecimal representation and back.
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Input
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Output
About the Hex encoder / decoder
Convert text to hexadecimal byte values and back. Useful for debugging binary protocols, inspecting encodings, and preparing test data.
The conversion uses UTF-8 bytes and runs entirely on your device.
Frequently asked questions
What does the hex output represent?expand_more
Each pair of hex characters is one byte of the UTF-8 encoding of your text.
Is hex encoding a form of encryption?expand_more
No — it is just a different way of writing the same bytes. Anyone can decode it instantly.
Is my input transmitted anywhere?expand_more
No — the codec runs fully in your browser.