Tools & Wizards About Us
chroma.com screenshot

Report Summary

  • 35

    Performance

    Renders faster than
    55% of other websites

  • 83

    Accessibility

    Visual factors better than
    that of 54% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 69

    SEO

    Google-friendlier than
    28% of websites

chroma.com

Optical Filters, Custom & OEM Filter Design, Imaging Systems & Products - Chroma Technology Corp

Page Load Speed

2.8 sec in total

First Response

11 ms

Resources Loaded

1.5 sec

Page Rendered

1.3 sec

chroma.com screenshot

About Website

Welcome to chroma.com homepage info - get ready to check Chroma best content for India right away, or after learning these important things about chroma.com

Visit chroma.com

Key Findings

We analyzed Chroma.com page load time and found that the first response time was 11 ms and then it took 2.8 sec to load all DOM resources and completely render a web page. This is a poor result, as 50% of websites can load faster.

Performance Metrics

chroma.com performance score

35

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.1 s

21/100

10%

LCP (Largest Contentful Paint)

Value5.1 s

25/100

25%

SI (Speed Index)

Value5.0 s

63/100

10%

TBT (Total Blocking Time)

Value1,480 ms

14/100

30%

CLS (Cumulative Layout Shift)

Value0.115

86/100

15%

TTI (Time to Interactive)

Value8.9 s

34/100

10%

Network Requests Diagram

chroma.com

11 ms

chroma.com

18 ms

www.chroma.com

30 ms

reset-min.css

39 ms

tailwind-b688950f.css

12 ms

Our browser made a total of 88 requests to load all elements on the main page. We found that 90% of them (79 requests) were addressed to the original Chroma.com, 5% (4 requests) were made to Chroma.matomo.cloud and 3% (3 requests) were made to Cdn.foxycart.com. The less responsive or slowest element that took the longest time to load (1.1 sec) belongs to the original domain Chroma.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 224.0 kB (14%)

Content Size

1.6 MB

After Optimization

1.4 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Chroma.com main page is 1.6 MB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 60% of websites need less resources to load. Images take 1.3 MB which makes up the majority of the site volume.

HTML Optimization

-87%

Potential reduce by 140.8 kB

  • Original 161.3 kB
  • After minification 125.0 kB
  • After compression 20.4 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. This page needs HTML code to be minified as it can gain 36.2 kB, which is 22% of the original size. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 140.8 kB or 87% of the original size.

Image Optimization

-5%

Potential reduce by 60.0 kB

  • Original 1.3 MB
  • After minification 1.2 MB

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. Chroma images are well optimized though.

JavaScript Optimization

-16%

Potential reduce by 22.2 kB

  • Original 135.3 kB
  • After minification 135.3 kB
  • After compression 113.1 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 22.2 kB or 16% of the original size.

CSS Optimization

-2%

Potential reduce by 1.0 kB

  • Original 44.5 kB
  • After minification 44.5 kB
  • After compression 43.5 kB

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. Chroma.com has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 20 (28%)

Requests Now

71

After Optimization

51

  • Images
  • JavaScript
  • CSS

The browser has sent 71 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Chroma. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 18 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

chroma.com

chroma.com

11 ms

chroma.com

chroma.com

18 ms

www.chroma.com

www.chroma.com

30 ms

reset-min.css

reset-min.css

39 ms

tailwind-b688950f.css

tailwind-b688950f.css

12 ms

site-54f8937c.css

site-54f8937c.css

20 ms

loader.js

loader.js

34 ms

jquery.min.js

jquery.min.js

25 ms

jqModal.js

jqModal.js

21 ms

jquery-validate.js

jquery-validate.js

23 ms

jquery-currency.js

jquery-currency.js

22 ms

handlebars.js

handlebars.js

26 ms

foxycart-handlebars.js

foxycart-handlebars.js

26 ms

modal-functions.js

modal-functions.js

25 ms

cart.js

cart.js

26 ms

foxycart-modal-configurator.js

foxycart-modal-configurator.js

27 ms

variant-modal-configurator.js

variant-modal-configurator.js

27 ms

tirf-modal-configurator.js

tirf-modal-configurator.js

24 ms

foxycart-quote-search.js

foxycart-quote-search.js

26 ms

foxycart-part-search.js

foxycart-part-search.js

28 ms

chroma_logo_4c.svg

chroma_logo_4c.svg

59 ms

container_6HGODgNi.js

container_6HGODgNi.js

45 ms

chroma_wht.svg

chroma_wht.svg

192 ms

us.png

us.png

10 ms

cn.png

cn.png

10 ms

jp.png

jp.png

10 ms

cart.svg

cart.svg

10 ms

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1068 ms

roboto-slab-latin-400-normal-a5a377de.woff

roboto-slab-latin-400-normal-a5a377de.woff

925 ms

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930 ms

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929 ms

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matomo.php

matomo.php

434 ms

configs.php

configs.php

387 ms

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configs.php

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b-corp-rev.png

b-corp-rev.png

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100-emp-owned-rev.png

100-emp-owned-rev.png

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nqaiso9001logo-anab.jpg

nqaiso9001logo-anab.jpg

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chr-logo-footer.png

chr-logo-footer.png

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89north-logo-footer.png

89north-logo-footer.png

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matomo.php

matomo.php

146 ms

foxycart.jsonp.with-config.with-jquery.min.1717789034.js

foxycart.jsonp.with-config.with-jquery.min.1717789034.js

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responsive_styles.1717794547.css

responsive_styles.1717794547.css

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Accessibility Review

chroma.com 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.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

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

chroma.com best practices score

75

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

SEO Factors

chroma.com SEO score

69

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

High

Tap targets are not sized appropriately

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    EN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Chroma.com can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it matches the claimed language. Our system also found out that Chroma.com 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

chroma.com

Open Graph description is not detected on the main page of Chroma. Lack of Open Graph description can be counter-productive for their social media presence, as such a description allows converting a website homepage (or other pages) into good-looking, rich and well-structured posts, when it is being shared on Facebook and other social media. For example, adding the following code snippet into HTML <head> tag will help to represent this web page correctly in social networks: