ASCII to Hex Converter
Convert ASCII or text strings to hexadecimal code instantly. Supports custom delimiters, copy output, sample input, and a full ASCII character table below.
How to Convert ASCII to Hex?
- Type or paste your ASCII/text into the input field.
- Select a delimiter (space, comma, dash, or none).
- Click Convert to get the hexadecimal output below.
- Copy or use the hex output anywhere you like.
Example: ASCII to Hex
- ASCII input:
Hello - Hex output:
48 65 6C 6C 6F Hello→48 65 6C 6C 6F
ASCII Table
| Char | Hex | Decimal |
|---|---|---|
| A | 41 | 65 |
| B | 42 | 66 |
| C | 43 | 67 |
| a | 61 | 97 |
| b | 62 | 98 |
| c | 63 | 99 |
| 0 | 30 | 48 |
| 1 | 31 | 49 |
| ! | 21 | 33 |
| ? | 3F | 63 |
Where is ASCII to Hex Used?
ASCII to hex conversion is used in programming, networking, debugging, embedded systems, and anywhere byte-level data is displayed or processed. Hexadecimal is shorter and more readable for humans than binary, and widely supported by all platforms.
FAQ
- Q: Does it support Unicode characters?
A: This tool is designed for standard ASCII (single byte, 0-127). Extended characters may have different codes in Unicode. - Q: Can I use custom delimiters?
A: Yes, choose one from the list or enter your own string (comma, space, dash, etc.). - Q: How do I convert hex back to ASCII?
A: Use our Hex to ASCII tool for reverse conversion.