Octal to HEX Converter
Easily convert octal numbers (base-8) into hexadecimal format (base-16) using this free and instant online tool.
Enter an octal number and click Convert
What this tool does?
The Octal to HEX Converter allows users to convert numbers from the octal system (base-8) to the hexadecimal system (base-16). This is especially useful in programming, digital electronics, and systems dealing with memory addressing or low-level logic operations.
Key Features
- Instant octal to hexadecimal conversion
- Error handling for invalid input
- Responsive and mobile-friendly interface
- Copy-to-clipboard functionality
- Pure client-side, no server required
- Modern and clean design
How to Use?
- Enter a valid octal number (digits 0–7)
- Click the Convert button
- View the converted hexadecimal value
- Use the Copy button to copy the result, or Reset to clear everything
Creative Use Cases:
- Embedded systems and firmware development
- Memory map reading and debugging
- Low-level data manipulation
- Educational tools for learning number systems
- Coding challenges or C/C++ projects
- Custom calculators for digital engineers
Tool Description:
Octal to HEX Converter is a free online tool that helps convert base-8 octal numbers into base-16 hexadecimal format with accuracy and speed. Ideal for developers, engineers, students, and tech professionals working with various digital systems and architectures.
FAQs
What is an octal number?
An octal number is a base-8 number that uses digits from 0 to 7.
What is hexadecimal (HEX)?
HEX is a base-16 number system using digits 0–9 and letters A–F.
Can I convert large octal numbers?
Yes, this tool can handle large octal numbers within JavaScript's number precision limits.
Is this tool free to use?
Yes, this octal to hexadecimal converter is completely free and requires no registration.
Does this tool work offline?
Yes, once loaded, this tool works entirely in your browser without internet connection.
How accurate is the conversion?
The conversion is mathematically precise using JavaScript's built-in number conversion functions.
Copied to clipboard!