Hex to Binary Converter
Convert hex to binary online for free — paste a hex number and get the binary value plus decimal and octal. Instant, no upload.
| Binary | 1001010101 |
|---|---|
| Octal | 1125 |
| Decimal | 597 |
| Hexadecimal | 255 |
| Grouped hex | 255 |
About Hex to Binary Converter
Paste a hex number — with or without the 0x prefix — and the binary value appears instantly, alongside decimal and octal. Every hex digit becomes exactly four binary digits.
Hex input is preselected on this page; switch the base radio for decimal, binary or octal input. Conversion runs locally in your browser.