What is the Hex to Decimal Converter?
Convert hexadecimal numbers to decimal. Converting hexadecimal to decimal makes memory addresses, error codes and color channels easier to interpret and compare.

How to use the Hex to Decimal Converter
- Enter your hex number.
- Results update automatically as you type; you can also press Calculate.
- Read the output: decimal, binary.
- Use the 📊 chart to see the result visually, then copy or share it.
Formula and method
Worked example
With hex number = FF7A, the Hex to Decimal Converter returns decimal: 65402; binary: 1111111101111010.
Where the Hex to Decimal Converter helps in real life
A crash report lists memory offset 0x1F4 and you need it in decimal for a log search. Converting gives 500.
A web designer wants to know how bright the red channel of #C83232 is. Converting C8 gives 200 out of a possible 255.
Common mistakes to avoid
- Forgetting that A–F stand for 10–15.
- Including spaces or symbols that are not hex digits.
- Misreading similar-looking characters such as 0 and O.
- Treating a hex value as decimal because it contains only digits.
💡 Practical tip: Hex FF equals 255 in decimal, the maximum value of a single color channel.

Tips for better results
- Check whether values in a document are hex before converting.
- Use the reverse tool to confirm the result.
- Keep the 0x prefix in code to make the base obvious.
Frequently asked questions
What does the Hex to Decimal Converter do?
Convert hexadecimal numbers to decimal.
How is it calculated?
The Hex to Decimal Converter uses this method: Sum each digit × 16^position.
Can you show an example?
With hex number = FF7A, the Hex to Decimal Converter returns decimal: 65402; binary: 1111111101111010.
Is the Hex to Decimal Converter accurate?
Yes. It uses standard formulas and exact constants, and the results are verified by our automated test suite. Values are displayed to up to 12 significant digits.
Is this tool free and private?
Yes — the Hex to Decimal Converter is completely free with no sign-up, and it runs entirely in your browser, so the values you enter are never uploaded to our servers.
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