Small UI asset in CSS
Best for compact icons or badges where one self-contained CSS payload is useful.
Encode SVGLearn when Base64 helps and when it hurts. Use a format-first workflow for CSS embeds and API payloads, then decode and verify output before shipping.
Use this sequence to complete the workflow with fewer retries.
Pick JPG for photos, PNG for transparency, SVG for simple vectors, then encode.
Resize or compress first so the encoded payload does not bloat CSS or JSON.
Use full data URI prefix and matching MIME type when embedding.
Test decode output in the target app to confirm integrity and format detection.
Open the right workflow directly from this guide.
Pick the scenario that matches your destination, then use the direct route.
Best for compact icons or badges where one self-contained CSS payload is useful.
Encode SVGUse JPG input first to limit payload growth before Base64 encoding.
Encode JPGDecode and inspect the file before reusing it in production workflows.
Decode ImageBase64 helps when you need self-contained assets, quick transport in text-based payloads, or environments where file hosting is constrained.
For larger assets and repeat views, file URLs are usually faster and easier to cache than Base64 strings.
A short validation pass prevents broken embeds, bad MIME detection, and unnecessary payload growth.
Avoid these issues to keep output quality and compatibility stable.
Issue: Large source files can inflate API responses and slow rendering.
Fix: Resize or compress source images before converting to Base64.
Resize ImageIssue: Raw Base64 without MIME prefix often fails in CSS or HTML embeds.
Fix: Include data:image/<type>;base64, prefix that matches your source format.
Decode to VerifyIssue: PNG is often much larger than needed for photographic content.
Fix: Convert photos to JPG before Base64 encoding when transparency is not required.
Convert to JPGUsually no. Base64 increases payload size, so reduce dimensions and choose the right source format before encoding.
Use JPG for photos when size matters and PNG for graphics that need transparency or sharp flat edges.
Yes. Use a decode route to recover the file, then verify the format and quality before reuse.
It works well for simple icons or logos where one inline asset keeps implementation compact.
Browse all published workflows and references.