Hex to Binary Converter
Convert hexadecimal to binary instantly. Enter hex digits and get the binary value. Free, no sign-up.
Your result will appear here.
How to use Hex to Binary Converter
- Type or paste a hexadecimal number (0-9, A-F).
- Click Convert to see the binary value.
- Copy the result or convert another number.
Note: this tool runs in your browser. Nothing is uploaded.
Frequently Asked Questions
What is FF in binary?
FF in hexadecimal equals 11111111 in binary (255 in decimal). Each hex digit becomes 4 binary bits: F = 1111.
How does hex to binary conversion work?
Convert each hex digit to its 4-bit binary group (0 = 0000 … F = 1111) and join the groups together.
Why convert hex to binary?
Hex is shorthand for binary — programmers use it for colours, memory addresses and machine code, and sometimes need the raw bits.
Is this hex to binary converter free?
Yes, it is 100% free with no sign-up, and it runs entirely in your browser.