String to Hex

Online converter

ASCII to Hex Converter

Convert ASCII characters to two-digit hex values instantly in your browser.

ascii hex

ASCII to Hex calculator

ASCII characters→two-digit hex values
ABC

The calculator requests ASCII characters.

Hex output format
ASCII characters→Waiting for input→two-digit hex values

What is a ASCII to Hex Converter?

ASCII characters

The source value must contain ASCII characters.

A ASCII to Hex Converter changes ASCII characters into two-digit hex values. The conversion runs locally in the browser and updates without uploading the entered value.

How to use the ASCII to Hex Converter

ABC

Enter ASCII characters in the calculator.

  1. Enter ASCII characters in the input field.
  2. Select Convert or continue typing for a live result.
  3. Check the two-digit hex values output and copy the result.

ASCII to Hex example

ABC

This is valid ASCII characters.

ABC→41 42 43

When should you use ASCII to Hex?

build ASCII tables

ASCII to Hex Converter can build ASCII tables.

Use ASCII to Hex to build ASCII tables, inspect protocol commands, and convert terminal data.

ASCII to Hex Converter questions

Runs locally

Conversion takes place in the browser.

Does the ASCII to Hex Converter process data locally?

Yes. The conversion runs with JavaScript in the browser, so the entered value does not need to be sent to a conversion server.

What input does ASCII to Hex accept?

ASCII to Hex accepts ASCII characters. The converter reports invalid or incomplete values instead of silently changing them.

What output does ASCII to Hex produce?

The converter produces two-digit hex values. The example ABC becomes 41 42 43.