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Online Calculator
Hexadecimal to decimal converter
Convert between base 16 and decimal using the digits 0-9 and the letters A-F.
Information
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Local processing
The values are processed directly in your browser.
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Free
No registration, external API or subscription required.
Frequently asked questions
What is hexadecimal?
It is a base-16 number system that uses 0-9 and A-F.
What is the decimal value of FF?
FF in hexadecimal equals 255 in decimal.
Can I convert decimal to hexadecimal?
Yes.
Are low-case letters accepted?
Yes. The input accepts uppercase or lowercase A-F.