Hex to Binary

Hex to Binary Converter

This tool converts hexadecimal (base 16) numbers to binary (base 2), and also shows decimal and octal equivalents.

Each hex digit maps directly to 4 binary digits.

How to use

1. Type or paste a hex number into the input field.
2. Click Convert to see the binary, decimal, and octal results.
3. Use Copy to copy the result.

What is Hex to Binary?

Hex to binary conversion expands each hex digit into its 4-bit binary equivalent.

Input notes

Enter a valid hexadecimal number using digits 0-9 and letters A-F.

Example

Converting hex to binary:

--- Hex Input ---
FF

--- Binary ---
11111111

--- Decimal ---
255

--- Octal ---
377