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Core Web Vitals: A Must-Have in Any Best SEO Strategy

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September 29 2025
Core Web Vitals: A Must-Have in Any Best SEO Strategy

Core Web Vitals: A Must-Have in Any Best SEO Strategy

Core Web Vitals: They are a set of metrics designed to measure the actual web user experience. They are a vital component of Google’s page experience ranking signals and play a significant role in determining how well a website ranks in search results. These core web vitals are very important in improving SEO and thus providing a better user experience.

Core Web Vitals include three key metrics that measure website performance. They are Largest Contentful Paint (LCP), First Input Delay (FID), Interaction to Next Paint (INP), and Cumulative Layout Shift (CLS).

Google’s core web vitals play a key role in emphasising how quickly a page loads, how responsive the pages are and how visually appealing and stable they are while loading. Together, these help in forming a foundation for Google’s page experience update. Along with these core web vitals, Google’s performance metrics exemplify this shift by emphasising key aspects of UX such as the loading speed, interactivity and visual stability.

Through this blog, we are going to help you understand how Core Web should be a must-have in any best SEO strategy. Let’s begin with the three components in the core web metrics.

  1. Largest Contentful Paint (LCP): In LCP, this helps in measuring the time the content to load the images along with the content, making it visible to the audience. An ideal LCP time is 2.5 seconds, as the delays may frustrate the users, thus increasing the bounce rates.
  2. Interaction to Next Paint (INP) measures how quickly a website responds to user interactions. It tracks the time it takes for the site to respond to actions like clicks, taps, or keyboard inputs, focusing on overall responsiveness.
  3. Cumulative Layout Shift (CLS): Cumulative layout shift (CLS) measures how your page’s layout shifts unexpectedly while loading. Keeping the cumulative layout shift under 0.1 minimises this, ensuring a stable display.  This supports both core web vitals and SEO, which impacts the user experience.

Why should core web vitals be a must-have in any best SEO strategy?

These core web vitals directly influence the website’s visibility in search results. These core web vitals are set as the main ranking factor by Google.

If your website scores poorly in Core Web Vitals, users may face slow load times, unresponsive elements, and layout shifts, all of which can drive them away. On the other hand, optimising these metrics ensures faster load speeds, a smoother experience, and higher user engagement.

As a leading web design and SEO service provider in Kerala, we make Core Web Vitals optimisation a standard part of our process, not just to enhance aesthetics, but to deliver a stable, user-focused experience.

These core web vitals should be one of the top priorities. Here’s why:

  1. Improved rankings
  2. Better user retention
  3. Increased conversion rates
  4. Lower bounce rates

If you are a start-up company or a well-established business, optimising core web vitals is the best option for SEO strategy success.  Partnering with a top social media marketing company can significantly boost your business growth by capturing attention, increasing visibility, and driving meaningful engagement. This also helps in building the brand’s presence and enhancing the website’s performance, ensuring that incoming traffic stays, converts and engages.

So, if you are planning for the next SEO move, make core web vitals a part of your journey. Team up with WebCastle- the best web design and SEO service company, and bring out an outstanding turnover for your business.

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About Us

WebCastle Media, established in 2008, is a premier web design and development firm based in Kochi. With a diverse portfolio of over 1,000 clients worldwide, we pride ourselves on our innovative approach.

18

+

Years of Expertise

800

+

Clients Globally

1000

+

Completed Projects

150

+

Dedicated Castlers

Testimonials

Mr. Thomas Joseph Nellissery

Mr. Thomas Joseph Nellissery

Director | Geepas Academy | IIT-M, IIM-A

Mr. Tiju Antony

Mr. Tiju Antony

Managing Director | Tiju's Academy

Mr. Arjun R Shanker

Mr. Arjun R Shanker

CEO & Founder , Learnstroke

Dr, Sreeraj Gopi, Ph.D

Dr, Sreeraj Gopi, Ph.D

Founder | Molecules Group Of Companies

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WebCastle Media, established in 2008, is a premier web design and development firm based in Kochi.

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WebCastle Media, established in 2008, is a premier web design and development firm based in Kochi.