What is Hexadecimal?

Hexadecimal is base-16 notation, using the digits 0–9 and letters A–F. One hex digit represents exactly four bits, which makes it a compact way to write binary data.

4 tools that work with Hexadecimal

Files never leave your browser.

Number Tools2

Hex to Decimal ConverterConvert hexadecimal values to decimal, binary and octal.Number Base ConverterConvert numbers between any base from 2 to 36 — binary, octal, decimal, hexadecimal and beyond.

Encoders & Decoders2

Hex to Text ConverterConvert text to hexadecimal bytes and decode hex strings back into readable text.Multi-Format EncoderEncode text into Base64, hex, binary, URL, HTML entities, ROT13 and more, all at once.

Related terms

Terms that appear alongside Hexadecimal on the same tools.

← All glossary terms Browse every tool →