Have you ever uploaded a perfectly clear image to Blogger, only to find that it looks strangely blurry once it appears on your website?
This happened to me while working on a Blogger post. The original image looked sharp on my computer, but after adding it to the post, it didn't have the same clarity. At first, I thought Blogger had compressed the image too much. It turns out there are a few different things that can cause this, and one of the easiest things to check is the image URL itself.
If you're having the same problem, here are a few things you can try.
Blogger Images Look Blurry? Here's How to Fix Them
Check the image URL first
When you insert an image into a Blogger post or page, Blogger generates an image URL for it. Depending on how the image was uploaded or inserted, the URL may contain a size parameter.
To switch to the HTML view in a Blogger post:- In the top-left corner of the post editor toolbar, click the Pencil icon. Select HTML view from the dropdown menu.
INFO: The part I want to pay attention to is:If you're displaying the image at a fairly large size, the version being requested may not be ideal for what you're trying to do./s1600/. This tells Blogger which version or size of the image to serve.
One simple thing you can test is changing the size portion of the URL.
For example:
can be changed to:<img src="https://blogger.googleusercontent.com/.../s1600/my-image.jpg">
Save the change and refresh your page. If the larger version is available, you may notice that the image looks considerably sharper.<img src="https://blogger.googleusercontent.com/.../s2400/my-image.jpg">IMPORTANT: Don't assume that simply replacing the number with a huge value will always improve the image. Blogger's image delivery behavior can change, and the original image still determines how much detail is actually available.I usually recommend trying the change first and then checking the result in the browser.- In the top-left corner of the post editor toolbar, click the Pencil icon. Select HTML view from the dropdown menu.
Make sure your original image is large enough
Changing the image URL won't magically add detail to a small image.
For example, imagine you uploaded an image that is only 500 × 500 pixels and then displayed it at 1200 × 1200 pixels.
The browser has to enlarge the image, so it will probably look soft regardless of the URL you're using.
On the other hand, if your original image is 2400 × 2400 pixels and you're displaying it at 600 × 600 pixels, you'll have much more resolution to work with.
So before changing your Blogger code, check the dimensions of the original file.Check whether your CSS is stretching the image
Another common reason for blurry images isn't Blogger at all. It can simply be your CSS.
For example, you might have something like:
If the actual image is only 600 pixels wide, you're asking the browser to stretch it to twice its original width. The same thing can happen with responsive layouts:.my-image { width: 1200px; height: auto; }
This is perfectly normal CSS, but if the container is much wider than the source image, the image can become noticeably soft.img { width: 100%; }
Check how large the image actually is compared with the size at which you're displaying it.Don't confuse display size with image quality
There's an important difference between the size of an image on the post and the size of the actual image file.
For example:The image is being enlarged and it will probably still look blurry.Image file Displayed at 800 × 600 1600 × 1200
Compare that with:The second situation gives the browser considerably more information to work with.Image file Displayed at 2400 × 1800 1200 × 900
This is especially noticeable with photographs, illustrations containing text, screenshots, and detailed artwork.Check the image after uploading it
Sometimes the problem starts before Blogger even displays the image. If you edited the image in another program, check the exported file. Some image-editing programs and online tools can reduce the quality when saving or exporting.
If possible, compare: Original file → Uploaded file → Image displayed on Blogger
That can help you figure out where the quality is actually being lost.Be careful with screenshots and images containing text
I notice blurry images much more quickly when they contain small text.
A screenshot that looks perfectly readable at its original resolution can become difficult to read after being resized down and then stretched back up.
If you're publishing screenshots for a tutorial, documentation, or code example, it's usually better to start with a sufficiently high-resolution image rather than relying on CSS to enlarge a small one.Check the actual image in your browser
If you're not sure whether Blogger is serving a low-resolution image, open the image itself in a new browser tab.
You can also inspect the<img>element using your browser's developer tools.
Look at:- The image URL
- The dimensions of the source image
- The displayed dimensions
- Any CSS affecting the image
Final Thoughts
Blogger's image system can be a little confusing when you're trying to build something more customized than a traditional blog.
If an image suddenly looks blurry, don't immediately assume that Blogger has ruined your original image. Check the image URL first, especially the size portion such as /s1600/. Trying a larger supported size like /s2400/ can sometimes make a noticeable difference.
After that, check the original image dimensions and make sure your CSS isn't enlarging the image beyond what the source can reasonably handle
For me, the useful lesson was that sometimes the problem isn't the image itself—it's simply the version of the image that the browser is being asked to display.