Tools & Wizards About Us
centrecolours.co.uk screenshot

Report Summary

  • 43

    Performance

    Renders faster than
    62% of other websites

  • 83

    Accessibility

    Visual factors better than
    that of 56% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 79

    SEO

    Google-friendlier than
    40% of websites

centrecolours.co.uk

Pigment Dispersions & Performance Inks | Centre Colours, Leeds

Page Load Speed

1.3 sec in total

First Response

34 ms

Resources Loaded

921 ms

Page Rendered

310 ms

centrecolours.co.uk screenshot

About Website

Click here to check amazing Centre Colours content. Otherwise, check out these important facts you probably never knew about centrecolours.co.uk

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Visit centrecolours.co.uk

Key Findings

We analyzed Centrecolours.co.uk page load time and found that the first response time was 34 ms and then it took 1.2 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 25% of websites can load faster.

Performance Metrics

centrecolours.co.uk performance score

43

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.6 s

62/100

10%

LCP (Largest Contentful Paint)

Value6.0 s

13/100

25%

SI (Speed Index)

Value4.9 s

65/100

10%

TBT (Total Blocking Time)

Value410 ms

67/100

30%

CLS (Cumulative Layout Shift)

Value0.527

14/100

15%

TTI (Time to Interactive)

Value7.6 s

46/100

10%

Network Requests Diagram

centrecolours.co.uk

34 ms

www.centrecolours.co.uk

57 ms

gB1imLJJG6Pi4jYv94r0l3n

372 ms

133664.js

53 ms

yell-runtime.css

4 ms

Our browser made a total of 22 requests to load all elements on the main page. We found that 14% of them (3 requests) were addressed to the original Centrecolours.co.uk, 36% (8 requests) were made to Lirp.cdn-website.com and 14% (3 requests) were made to Static.cdn-website.com. The less responsive or slowest element that took the longest time to load (372 ms) relates to the external source Traki.traki.co.uk.

Page Optimization Overview & Recommendations

Page size can be reduced by 105.7 kB (20%)

Content Size

540.0 kB

After Optimization

434.4 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Centrecolours.co.uk main page is 540.0 kB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 30% of websites need less resources to load. Images take 289.8 kB which makes up the majority of the site volume.

HTML Optimization

-74%

Potential reduce by 77.0 kB

  • Original 104.7 kB
  • After minification 100.9 kB
  • After compression 27.7 kB

HTML content can be minified and compressed by a website’s server. The most efficient way is to compress content using GZIP which reduces data amount travelling through the network between server and browser. HTML code on this page is well minified. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 77.0 kB or 74% of the original size.

Image Optimization

-10%

Potential reduce by 28.3 kB

  • Original 289.8 kB
  • After minification 261.5 kB

Image size optimization can help to speed up a website loading time. The chart above shows the difference between the size before and after optimization. Centre Colours images are well optimized though.

JavaScript Optimization

-0%

Potential reduce by 315 B

  • Original 145.3 kB
  • After minification 145.3 kB
  • After compression 145.0 kB

It’s better to minify JavaScript in order to improve website performance. The diagram shows the current total size of all JavaScript files against the prospective JavaScript size after its minification and compression. This website has mostly compressed JavaScripts.

CSS Optimization

-21%

Potential reduce by 56 B

  • Original 271 B
  • After minification 271 B
  • After compression 215 B

CSS files minification is very important to reduce a web page rendering time. The faster CSS files can load, the earlier a page can be rendered. Centrecolours.co.uk needs all CSS files to be minified and compressed as it can save up to 56 B or 21% of the original size.

Requests Breakdown

Number of requests can be reduced by 7 (37%)

Requests Now

19

After Optimization

12

  • Images
  • JavaScript
  • CSS

The browser has sent 19 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Centre Colours. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 8 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

centrecolours.co.uk

centrecolours.co.uk

34 ms

www.centrecolours.co.uk

www.centrecolours.co.uk

57 ms

gB1imLJJG6Pi4jYv94r0l3n

gB1imLJJG6Pi4jYv94r0l3n

372 ms

133664.js

133664.js

53 ms

yell-runtime.css

yell-runtime.css

4 ms

jquery-3.7.0.min.js

jquery-3.7.0.min.js

37 ms

d-js-one-runtime-unified-desktop.min.js

d-js-one-runtime-unified-desktop.min.js

44 ms

d-js-jquery-migrate.min.js

d-js-jquery-migrate.min.js

37 ms

js

js

68 ms

centre-colours-logo-358w.png

centre-colours-logo-358w.png

220 ms

01-1920x600.png

01-1920x600.png

222 ms

03_6lCmGqhIRZuzJq9OQMgz-1920x600.png

03_6lCmGqhIRZuzJq9OQMgz-1920x600.png

222 ms

blk-yell-icon-64x64-64x64-82w.png

blk-yell-icon-64x64-64x64-82w.png

225 ms

4ccd2ac7-cf04-4724-b6dc-8da05ce9ab94-1920w.jpg

4ccd2ac7-cf04-4724-b6dc-8da05ce9ab94-1920w.jpg

220 ms

60d111cf-9356-45a8-a7a8-5d3215334a40-960w.jpg

60d111cf-9356-45a8-a7a8-5d3215334a40-960w.jpg

220 ms

1920-900-1920x900-1920x900-612w.png

1920-900-1920x900-1920x900-612w.png

243 ms

RS180751_B9XXAK-scr-850x567-612w.jpg

RS180751_B9XXAK-scr-850x567-612w.jpg

222 ms

Home-page-image-03-306x200-612w.jpg

Home-page-image-03-306x200-612w.jpg

321 ms

yell-icon-64x64-64x64-86w.png

yell-icon-64x64-64x64-86w.png

279 ms

gtm.js

gtm.js

79 ms

js

js

40 ms

gB1imLJJG6Pi4jYv94r0l3n

gB1imLJJG6Pi4jYv94r0l3n

134 ms

Accessibility Review

centrecolours.co.uk accessibility score

83

Accessibility Issues

Contrast

These are opportunities to improve the legibility of your content.

Impact

Issue

High

Background and foreground colors do not have a sufficient contrast ratio.

Internationalization and localization

These are opportunities to improve the interpretation of your content by users in different locales.

Impact

Issue

High

<html> element does not have a [lang] attribute

Names and labels

These are opportunities to improve the semantics of the controls in your application. This may enhance the experience for users of assistive technology, like a screen reader.

Impact

Issue

High

Image elements do not have [alt] attributes

High

Links do not have a discernible name

Best Practices

centrecolours.co.uk best practices score

67

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Displays images with incorrect aspect ratio

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

SEO Factors

centrecolours.co.uk SEO score

79

Search Engine Optimization Advices

Content Best Practices

Format your HTML in a way that enables crawlers to better understand your app’s content.

Impact

Issue

High

Links do not have descriptive text

High

Image elements do not have [alt] attributes

Crawling and Indexing

To appear in search results, crawlers need access to your app.

Impact

Issue

High

Links are not crawlable

Mobile Friendly

Make sure your pages are mobile friendly so users don’t have to pinch or zoom in order to read the content pages. [Learn more](https://developers.google.com/search/mobile-sites/).

Impact

Issue

High

Document uses legible font sizes

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Centrecolours.co.uk can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Centrecolours.co.uk main page’s claimed encoding is utf-8. Use of this encoding format is the best practice as the main page visitors from all over the world won’t have any issues with symbol transcription.

Social Sharing Optimization

centrecolours.co.uk

Open Graph data is detected on the main page of Centre Colours. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: