Convert Hexadecimal to Binary
Quickly convert hexadecimal numbers to binary numbers. Runs entirely in your browser, so your data never leaves your device.
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Output
The result appears here as you type.
How to use Convert Hexadecimal to Binary
- 1. Paste your hexadecimal values. Enter one or more hex numbers into the input pane, such as color codes, memory addresses, or byte values copied from a debugger.
- 2. Set the Separator. Give the separator that divides the hexadecimal values in your input, such as a space. The resulting bit patterns are joined with that same character.
- 3. Copy the binary result. Copy the bit patterns from the output pane into a networking note, a bitmask explanation, or wherever the raw binary form matters more than hex.
When to use Convert Hexadecimal to Binary
Convert Hexadecimal to Binary expands compact hex digits into their full bit patterns, the conversion behind understanding memory addresses, color values and bitmasks at the bit level. Use it whenever hex needs to be seen as actual 1s and 0s.
- Understanding a color code's bit layout. You have a hex color like a3 and want to see the individual bits to understand how a display driver or shader would interpret each channel.
- Explaining a memory address's alignment. You are teaching how memory addressing works and want to show a hex address's binary form to explain alignment boundaries and offset masking.
- Checking a hand-converted networking exercise. A subnetting worksheet gives hex values and asks for their binary equivalents, and you want a fast way to confirm your manual conversion is correct.
Examples
Convert
Input
a
Output
1010
Multiple
Input
a c
Output
1010 1100
About the Convert Hexadecimal to Binary tool
Convert Hexadecimal to Binary is a free online tool that works entirely inside your web browser. Quickly convert hexadecimal numbers to binary numbers. Because the processing happens on your own device, nothing you enter is uploaded, logged or stored anywhere.
This page is one of 112 Binary utilities on EditSafely. Each one does a single job well, and all of them follow the same rule: your input stays on your machine.
You can shape the output with the Separator setting, and the result refreshes the moment you change it. 2 worked examples further down the page show exactly what the tool produces for real inputs.
Because nothing leaves your device, the tool is suitable for sensitive content such as internal documents, credentials or customer data. It also responds instantly, since every keystroke is handled on your own machine rather than by a remote API.
Frequently asked questions
Does Convert Hexadecimal to Binary cost anything?
Yes, it is completely free. All 2,658 tools on EditSafely work without an account, a subscription or usage limits.
Is it safe to paste sensitive or confidential data?
No data leaves your device. The whole tool is JavaScript that runs inside your browser tab, so there is no upload, no server-side processing and no log of what you did. If you disconnect from the internet after the page loads, it keeps working.
How much text can I process at once?
There is no fixed limit. Because the work happens on your own device rather than on a shared server, the practical ceiling is your machine's memory, which comfortably handles inputs far larger than typical online tools allow.
Do I need to sign up or install anything?
Nothing to install and no account needed. Open the page in any up-to-date browser, including on a phone or tablet, and the tool is ready.
How do I use the result?
The output panel has a one-click copy button, and you can keep refining the input while you work; the result updates in place as you type.