Hex to Decimal Converter
Hexadecimal is base 16, using the digits 0 to 9 and the letters A to F for ten to fifteen. Each position is worth sixteen times the one to its right.
Type a number and the answer appears straight away.
Your answer
Decimal255
- Decimal
- 255
- Hexadecimal
- FF
- Binary
- 11111111
- Octal
- 377
The math behind it: Hex to Decimal
FF = 15 x 16 + 15 = 255
Hex is popular in computing because one hex digit represents exactly four binary digits. Web colors such as #FF8800 are three two-digit hex numbers for red, green and blue.
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