What is a Base64 image string used for?

Base64 image strings can be embedded directly in HTML (as ), CSS (as background-image), or JSON payloads, eliminating the need for a separate image file.

Is my image uploaded?

No. Encoding runs entirely securely in your browser without uploading.

What formats are supported?

JPG, PNG, WebP, GIF, and most common image formats.

Image encoding

Image to Base64

Encode images as Base64 strings for use in HTML or CSS.

Upload image

Choose a JPG, PNG, WebP, or similar file.

Click or drag & drop

Drop an image here or click to choose a file from your device.

Preview and output

Review the source image and the Base64 text.

Input preview

No image selected yet.

Upload a JPG, PNG, or WebP image.

Base64 output

Base64 text will appear here.

Ready.

Actions

Copy, download, or reset the current Base64 text.

Upload a JPG, PNG, or WebP image.

Image to Base64 is useful for quick embeds, tests, and lightweight data handoffs.

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