Decimal ↔ Hex Converter
Convert numbers between decimal and hexadecimal.
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How it works
Hexadecimal uses 16 digits (0–9 then A–F): 255 = FF, 4096 = 1000. Each hex digit stands for exactly 4 bits, which is why programmers use it for memory addresses, colors (#FF8800) and bytes. Swap the From and To lists to convert hex back to decimal.