Number Base Converter

Convert numbers between binary, octal, decimal, and hexadecimal bases.

Convert numbers between binary, octal, decimal, and hexadecimal

Enter decimal number

Decimal:255

Binary:11111111

Octal:377

Hexadecimal:0xFF

Decimal (Base 10): Standard counting system using digits 0-9

Binary (Base 2): Computer's native system using only 0s and 1s

Octal (Base 8): Uses digits 0-7, legacy system used in Unix file permissions

Hexadecimal (Base 16): Uses 0-9 and A-F, common in colors (#FF0000) and memory addresses

Color codes: RGB colors in hex: #RRGGBB where each component is 0-FF

ASCII values: Convert character codes - 'A' = 65 decimal = 41 hex