Convert a Hex Number to Binary Number

Convert a Hex Number to Binary Number instantly. Just enter a value like FA3, and this tool shows the full binary result right away. You can format the output with spaces and display step-by-step conversion for each hex digit.

Paste your input above or import a file below.
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Supported file types: .txt, .csv, .tsv, .log
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Options
Add space between binary digits
Show conversion steps

How to Use:

  1. Type or paste a valid hexadecimal number into the input box for example: FA3.
  2. Use the toggles in the Options box to adjust the output:
    • Add space between binary digits: Adds a space between each 4-bit binary group.
    • Show conversion steps: Displays how each hex digit maps to its binary equivalent.
  3. The output updates instantly on the right with a flash to show it’s been refreshed.
  4. Use Copy Output to copy the result or Export to File to save it.
  5. Press Clear All to reset the tool.

You can also click Choose File to upload a .txt, .csv, or .log file that contains hex input.

What Convert a Hex Number to Binary Number can do:

Convert a Hex Number to Binary Number allows you to convert any valid hex string into binary with real-time updates. Each hexadecimal digit is converted into a 4-bit binary group. You can optionally add spacing between groups for clarity or display a breakdown of each conversion step. The tool flashes the output on update and shows a live character count beneath the result. It works with typed input, pasted data, or uploaded files all without leaving the page.

Example:

Input:

FA3

Settings: Add space between binary digits: OFF, Show conversion steps: OFF

Output:111110100011

With Show Steps ON:

111110100011

Steps:
F → 1111
A → 1010
3 → 0011

Hex to Binary Conversion Table:

This table converts common hexadecimal values into their binary equivalents using 4-bit groups per hex digit. It’s great for programming, electronics, and understanding how hexadecimal maps directly to binary.

Hex NumberBinary ValueExample Use
0A00001010Simple value
1F00011111Bit flag test
2A00101010ASCII asterisk
6401100100Decimal 100
FF11111111Max byte
100000100000000Power of 2
1A3000110100011Mid-range hex
3E8001111101000Decimal 1000
7D0011111010000Decimal 2000
FA3111110100011Sample input

Common Use Cases:

Use this tool when converting memory addresses, working with color codes, programming low-level systems, or simply learning number base conversions. It’s quick, flexible, and ideal for both learners and professionals who need clear, immediate results.

Useful Tools & Suggestions:

After converting to binary, you might want to simplify things with Convert a Binary Number to Octal Number it’s a clean way to compress long strings of bits. Or if you’re working across multiple systems, Convert a Hex Number to Decimal Number gives you the base 10 version for easier reading.

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