Hex Converter

Type a hexadecimal value to see its exact decimal and binary equivalents.

Runs in your browser — nothing is uploaded

How to use Hex Converter

  1. Type into any of the boxes.
  2. Read the value in every other base.
  3. Use the custom base for anything from 2 to 36.

Example: FF in hexadecimal is 255 in decimal and 11111111 in binary.

Questions

Do hexadecimal letters need capitals?

No. Both a–f and A–F are accepted; hexadecimal output uses uppercase. Integers and negative values are supported.