Text to Hex Converter
ConvertersConvert plain text to hexadecimal instantly in your browser. Each character's Unicode code point encoded as a hex byte. Swap to Hex→Text in one click. Client-side.
Text → Hex
Textplaintext
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Hexplaintext
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Input: 13 chars
About Text to Hex Converter
The Text to Hex converter encodes each character in the input string to its hexadecimal representation using `charCodeAt`. Each character's UTF-16 code unit is written as a two-digit hex pair, space-delimited. Both editors are live — swap to Hex→Text with one click.
Features
- ✓Bidirectional — edit either panel and the other updates in real time
- ✓Each character → two-digit hex pair (charCodeAt)
- ✓Space-delimited hex output for readability
- ✓Handles ASCII and extended Unicode characters
- ✓Swap direction to Hex→Text with a single click
- ✓Download hex output as a .txt file
- ✓Copy output to clipboard in one click
- ✓100% client-side — data never leaves your browser
Common Use Cases
- Encoding text strings as hex for network protocol debugging
- Generating hex representations of strings for cryptography tools
- Inspecting raw byte values of text in hex for encoding analysis
- Converting strings to hex for embedding in binary file formats
- Teaching character encoding concepts with live hex display
Frequently Asked Questions
QIs the output UTF-8 or UTF-16 hex?
The conversion is based on charCodeAt() which returns the UTF-16 code unit. For ASCII characters (0-127) the result is identical to UTF-8 hex.
QIs my data sent to a server?
No. All conversion runs in your browser.