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Hex to Base64 Converter

Convert any hex code (0-9, A-F) to a base64 encoded string. Paste your hex string below, get instant base64 output, and learn how the conversion works.
Base64 output

Example: Hex to Base64

  • Hex input: 48656c6c6f20776f726c64
    Base64 output: SGVsbG8gd29ybGQ=
    "Hello world" in hex is 48656c6c6f20776f726c64. Its base64 encoding is SGVsbG8gd29ybGQ=.

How to Convert Hex to Base64?

  1. Paste or enter your hexadecimal string in the input box.
  2. Click Convert.
  3. The output box will display the base64 encoded result.

What is Hex to Base64 Conversion?

Hexadecimal (base 16) is a way to represent binary data as 0-9 and A-F. Base64 encodes binary data as printable ASCII. It's widely used for URLs, emails, JSON APIs, file embeds, and cryptography.

FAQ

  • Can I use uppercase and lowercase hex?
    Yes, both uppercase (A-F) and lowercase (a-f) are valid.
  • Why is my result blank?
    Make sure you enter a valid hex string with even length (every byte is two hex digits).
  • What is base64 used for?
    Base64 is used for embedding binary data in web pages, emails, and APIs that need only text.
  • Is this tool secure?
    Yes. All conversion happens in your browser, nothing is sent anywhere.