Binary to Hex Converter

Convert binary ↔ hex by grouping 4-bit nibbles. Example: 11111111 → FF.

Binary	Hex	Decimal
1010	A	10
1111	F	15
11111111	FF	255

FAQ

How do I convert binary to hex?

Group bits into 4-bit nibbles and map each to a hex digit (0000=0 … 1111=F).

How do I convert hex to binary?

Replace each hex digit with its 4-bit binary value.

Related: Binary to Decimal, All bases.

Full interactive tool loads with JavaScript. Canonical page.