Hex to Decimal Converter
Enter any base-16 number to see its decimal representation.
CalcSimpler Examples
- FF ⇒ 255
- 1A3 ⇒ 419
FAQ
Can I include 0x?
No, enter the hex digits only.
Are lowercase letters allowed?
Yes, the converter treats A–F and a–f the same.
What is the largest value I can convert?
Results are limited to JavaScript's safe integer range (about 13 hex digits).
Additional Information
- Accepts digits 0-9 and letters A-F (case insensitive).
- Omit any leading '0x' prefix.
CalcSimpler