Hex to Decimal Converter

Convert hexadecimal values (0–9, A–F) to decimal, or convert decimal numbers back to hex. All conversions are done instantly in your browser.

Convert hex ↔ decimal

Use the left side to convert hex to decimal, or the right side to convert decimal to hex.

Hex value (0–9, A–F)

Decimal value

Enter a hex or decimal value, then choose a conversion direction.

Note: This tool supports non-negative integers only. Hex output uses uppercase A–F by default.