Image SEO: Tips for Proper Image Optimization for Search Engines

by | Aug 12, 2021 | Search Engine Optimization

6 Image SEO Tips for Optimization

Image SEO Tips

Images are not only used for aesthetics; they combine with other elements on your website to help you communicate your message in the most powerful and effective way possible. However, using images the wrong way will not only affect user experience but also hurt your ranking on search engines due to poor metadata and reduced visibility. This can lead to lower traffic and missed opportunities for engagement.

This is why image optimization is very important. Properly optimized images enhance accessibility and improve indexing by search engine algorithms.

Image optimization is one of the fundamental aspects of on-page search optimization (SEO). By ensuring your images have relevant captions, accurate descriptions, and appropriate thumbnails, you can significantly boost their relevance in search results. Optimizing the images on your website can improve page load speed, which increases user engagement and search engine ranking, ultimately impacting your site’s performance analytics.

But as with anything SEO, the devil is in the details. In this post, you’ll learn how to properly optimize images for SEO in a simple, step-by-step process.

What is Image Optimization?

Image optimization is the process of optimizing web images to deliver high-quality visual content in the right format, size, dimension, and resolution. This is crucial not only for enhancing user experience but also for improving your site’s visibility on search engines like Google Images.

You can optimize images for SEO in different ways, whether by resizing the images, compressing the size, or utilizing proper caching techniques. The ultimate goal of optimizing images is to help your website load fast while improving user experience and promoting longer dwell time. Keeping this in mind, the right image formats should be chosen based on the type of content and the specific device it will be viewed on.

According to HTTP Archive, images make up to 21% of a total webpage’s weight. When it comes to optimizing your website, after video content, images are by far the next area to focus on. In this case, image optimization is more important than scripts and fonts. Proper image optimization practices, such as selecting the appropriate width and ensuring the data is relevant, can significantly improve your site’s performance.

A well-optimized picture or photos can capture the attention of people visiting your site, leading to a more engaging experience. This guide will help you navigate the essential steps for optimizing images effectively for your business and your audience.

Despite being one of the easiest on-page strategies to implement, many website owners often overlook the importance of good image optimization work.

Why is Load Speed Important?

Google, in its latest algorithm update, has hinted that site speed is one of the ranking signals used by its algorithm to rank pages. Using one of its core web vitals, otherwise known as Largest Contentful Paint (LCP), Google measures how long it takes the main content on a webpage to load, including not just images but also videos and other visual elements. Google recommends that the LCP should occur within 2.5 seconds or faster from the moment the page first starts loading. To achieve this, effective image optimization is essential, involving the right dimensions, such as height and width, and selecting appropriate formats like WebP, which often results in smaller file sizes without sacrificing quality.

In addition, page load speed is crucial for user experience. Pages that load quickly tend to have a higher average time on the page and lower bounce rates. Conversely, pages with longer load times tend to have higher bounce rates and are more likely to hurt conversions. For instance, optimizing your titles and descriptions can help search engines index your images better, thereby improving your site’s rankings and driving more visitors. Utilizing CSS for proper layout can enhance performance by loading images in the correct place without additional delays.

To streamline this process, you can use various tools and plugins for platforms like WordPress that automate the optimization of your images, ensuring they are properly sized and compressed. These tools can also assist in creating an effective sitemap that includes links to all optimized images, boosting your site’s visibility. By following SEO best practices, such as employing descriptive alt attributes and maintaining clean URLs for your images, you ensure that they are accessible to both search engines and users alike. Regularly monitoring your site’s performance using analytics tools will help track the impact of your image optimization efforts, keeping your site competitive and ensuring that your products and content reach the right audience.

Tips for Optimizing Images for SEO

Image optimization

 

1. Resize your images

Before uploading any image to your website, it’s important to check both the image size and the file size, ensuring they are within an acceptable range for optimal performance. Image size refers to the dimensions of an image (e.g., 1024 by 680 pixels), while file size denotes the amount of space required to store the image on the server (measured in kilobytes, bytes, and megabytes). Understanding this distinction is crucial, as improperly sized images can negatively impact your site’s loading speed, user experience, and search engine rankings.

When optimizing images, whether through resizing or compressing, it’s essential to maintain the quality of the image to avoid compromising its visual appeal. This becomes particularly important when images are used for elements like logos, illustrations, or stock photos in articles. High-quality images enhance your website’s aesthetics and can significantly contribute to your branding, as they reflect the value of your content. Additionally, well-optimized images can lead to better results in SERPs (Search Engine Results Pages), as search engines prioritize pages that load quickly and provide a good user experience.

Furthermore, leveraging image sitemaps can be a valuable strategy for improving your site’s visibility. Including an image sitemap allows search engines to index your images more effectively, which can lead to richer snippets in search results and increase the likelihood of being featured on platforms like social media. By exploring alternatives such as AI-generated images or other stock photo resources, you can diversify your visuals while ensuring they adhere to your website’s overall design and color scheme. Regularly reviewing and updating your image files will not only enhance the overall look of your web pages but also create new opportunities for engagement and interaction with your audience.

2. Choose the right compression rate

Before uploading any image on your website, it’s important to check the contents and organization for size and ensure it is within an acceptable range. Note that image size and file size are not the same. Image size refers to the dimensions of an image (e.g., 1024 by 680) while file size is the amount of space required to store the image on the server (measured in kilobytes, bytes, and megabytes). When an image is compressed too much, it loses its quality and appears blurry on the screen. On the other hand, when the compression rate is low, the image quality is high, but the file size is large. Using image editing tools like Adobe Photoshop has a “save for the web” option, which automatically compresses the file size while retaining image quality. If you don’t have Photoshop, there are many tools online. Popular image optimization tools include Affinity Photo, Pixlr (JPEG optimization), JPEG Mini, OptiPNG, and Paint.NET.

After image optimization, it’s essential to ensure that the alt attribute is appropriately filled out for accessibility and SEO purposes. Captions and descriptions can also enhance user engagement and help search engines understand the content of the images. For instance, using the correct image formats, like JPG or WEBP, and optimizing the file names can contribute to better indexing by search engines. Lazy loading can also improve the performance of your web pages by only loading images when they are needed, which is especially important on mobile devices. This practice not only improves loading times but also conserves bandwidth, which can be beneficial for visitors with limited data plans.

Additionally, tools such as Google PageSpeed Insights and other performance analytics can help you analyze the impact of your images on page speed. A lot of factors contribute to how images are rendered across different devices, and using the right width, height, and formats can make a significant difference in your site’s performance. Incorporating these strategies will ensure your images contribute positively to your website’s SEO, leading to improved rankings in Google Discover and increased traffic. Remember that while images are a vital part of your content, their optimization is crucial for maintaining user experience and achieving higher search engine results.

3. Pick the right file format

Choosing the right file formats for your images can feel confusing, especially if you’re doing it for the first time. There are different types of formats, and each has its benefits. This alternatives list illustrates how each format can be utilized for web pages, considering their features and characteristics.

The most common formats are JPEG, PNG, and GIF. While JPEGs (jpg) are good for images with lots of colors, PNG is a perfect choice for simple images that require high quality. You can learn further about the different file formats by exploring online documentation or resources.

  • JPEG: It often comes with varying degrees of sizes and enables you to adjust image quality levels to find a good balance. This format is ideal for visuals that do not require transparency and can enhance site speed by reducing file size.

  • PNG: This format produces better quality than JPEG, particularly for images with transparency. However, it typically comes with larger file sizes, which can impact loading times on web pages.

  • GIF: GIF is the best choice for animated images, but it only uses lossless compression, making it suitable for simple animations without significant quality loss.

  • SVG: SVG is a scalable vector format that works best for logos, icons, text, and simple images. SVG is traditionally smaller than JPEG and PNG and typically results in faster page load speeds.

Choosing the correct format can improve your website’s performance, enhance user experience, and optimize your images for search engines like Google. It’s essential to consider aspects such as screen sizes, alt attributes for accessibility, and CDNs for better distribution.

Make sure to evaluate the nature of your content and the number of visuals you plan to use on each page. Factors such as lazy loading, image dimensions, and proper tagging (alt tag) can significantly affect how your images are indexed and displayed in search results, impacting your overall SEO strategy.

By understanding these formats and their implications, you can create a more efficient and visually appealing web presence. Whether it’s for a company profile on LinkedIn, marketing strategies on Pinterest, or graphics for educational posts, selecting the right format can elevate your content and help achieve your goals

4. Create Unique Images

While generic stock images can be easily curated online and are usually cheaper, you risk appearing unoriginal when you always depend on them for your web content. This is because hundreds of websites are probably using the same images, leading to a lack of uniqueness and diminished value for your brand.

Using unique, high-quality images doesn’t just help you to stand out among competitors; it also delivers huge SEO benefits. Original images help you create a better experience for the user while also ranking on relevant searches. Moreover, implementing proper image optimization strategies, such as using the correct file formats (like JPEG, PNG, or SVG), can enhance your site speed and improve your search engine visibility.

By focusing on unique visuals that align with your brand and effectively utilizing features like alt attributes, captions, and thumbnails, you can significantly improve your website’s performance. This not only draws in more visitors but also boosts engagement, encouraging users to stay longer on your pages. In an age where the importance of original content is increasingly recognized, investing in custom images is a strategic move that can yield long-term benefits.

5. Customize Image File Names

When it comes to SEO, saving your images with descriptive, keyword-rich file names is extremely pivotal. This is because search engines cannot accurately make sense of visual content on their own. The default file names typically look like “IMG_002221” or something similar, which doesn’t help Google understand what you mean. The only way search engine crawlers understand what your image represents is through the file name.

Using an appropriate alt tag also plays a significant role in optimizing your graphics. If you create a blog post about the “best pizza in town,” there are chances that you will want to feature some inviting pictures of pizza in your content. Instead of leaving your image in the default file name, you could simply name it “pizza.” This way, you enhance your image search results and ensure that they align with the overall content strategy.

Moreover, employing an optimization strategy is essential for the balance between image quality and file size. You might want to consider using tools like Squoosh to compress images without significant loss. This approach not only improves webpage loading speed but also aligns with your marketing goals and SEO strategy, making it easier for customers to find your content through platforms like Pinterest or Google Chrome.

6. Write SEO-Friendly Alt Text

Alt tags, or alternative text, provide a text description for images when a browser cannot properly render them. Similar to file names, alt attributes are used to convey the content of an image file. They offer search engines valuable information about the image’s subject matter, which can enhance your website’s SEO.

When an image fails to load, the alt tag will appear in the image box, typically in the top left corner. Adding appropriate alt tags to the images on your website can help improve your search engine rankings, as search engines associate relevant keywords with images.

Furthermore, alt tags not only assist search engines in understanding the meaning of your images but also support users with visual impairments who rely on screen readers to interpret content. In fact, alt text is mandated under the Americans with Disabilities Act to ensure accessibility for individuals with visual impairments.

For example, an alt tag could be structured as follows:

<img src=”pizza.jpg” alt=”chicken pizza” />

You can make the text even more descriptive by elaborating on the pizza, such as:

<img src=”chicken.jpg” alt=”pizza with grilled chicken” />

Using excessively large or low-quality images on your website can harm your search engine rankings and negatively impact user experience. Before uploading any image, be sure to test it for optimization.

For expert help with SEO, image optimization, and boosting your website’s rankings, reach out to Brooks Internet Marketing. Their team of professionals will help ensure that your website’s images, content, and overall SEO strategy are fully optimized to drive traffic and enhance your online visibility. Contact Us today for personalized guidance in growing your business! 

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