781 ms in total
59 ms
585 ms
137 ms
Visit colorbrewer2.org now to see the best up-to-date Color Brewer 2 content for Germany and also check out these interesting facts you probably never knew about colorbrewer2.org
Visit colorbrewer2.orgWe analyzed Colorbrewer2.org page load time and found that the first response time was 59 ms and then it took 722 ms to load all DOM resources and completely render a web page. This is quite a good result, as only 10% of websites can load faster.
colorbrewer2.org performance score
name
value
score
weighting
Value2.3 s
75/100
10%
Value3.4 s
66/100
25%
Value2.3 s
99/100
10%
Value1,160 ms
22/100
30%
Value0.001
100/100
15%
Value4.4 s
83/100
10%
59 ms
26 ms
13 ms
47 ms
46 ms
Our browser made a total of 23 requests to load all elements on the main page. We found that 74% of them (17 requests) were addressed to the original Colorbrewer2.org, 9% (2 requests) were made to Google-analytics.com and 9% (2 requests) were made to Fonts.gstatic.com. The less responsive or slowest element that took the longest time to load (301 ms) belongs to the original domain Colorbrewer2.org.
Page size can be reduced by 416.5 kB (72%)
574.7 kB
158.3 kB
In fact, the total size of Colorbrewer2.org main page is 574.7 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. 40% of websites need less resources to load. HTML takes 366.8 kB which makes up the majority of the site volume.
Potential reduce by 299.4 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. 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 299.4 kB or 82% of the original size.
Potential reduce by 5.2 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. Obviously, Color Brewer 2 needs image optimization as it can save up to 5.2 kB or 38% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 95.5 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 95.5 kB or 55% of the original size.
Potential reduce by 16.4 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. Colorbrewer2.org needs all CSS files to be minified and compressed as it can save up to 16.4 kB or 77% of the original size.
Number of requests can be reduced by 7 (35%)
20
13
The browser has sent 20 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Color Brewer 2. 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.
colorbrewer2.org
59 ms
css
26 ms
style.css
13 ms
spectrum.css
47 ms
colorbrewer_schemes.js
46 ms
jquery.min.js
32 ms
jquery.svg.min.js
68 ms
jquery.svgdom.min.js
301 ms
spectrum.min.js
43 ms
cmyk.js
66 ms
colorbrewer.js
65 ms
ga.js
51 ms
learnmore.png
36 ms
colorblind.png
37 ms
photocopy.png
37 ms
laptop.png
36 ms
colorprint.png
37 ms
ajax-loader.gif
37 ms
axismaps.png
38 ms
map.svg
22 ms
s-BiyweUPV0v-yRb-cjciBsxEYwM7FgeyaSgU71cLG0.woff
130 ms
EFpQQyG9GqCrobXxL-KRMQFhaRv2pGgT5Kf0An0s4MM.woff
131 ms
__utm.gif
118 ms
colorbrewer2.org accessibility score
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
Background and foreground colors do not have a sufficient contrast ratio.
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
[id] attributes on active, focusable elements are not unique
Heading elements are not in a sequentially-descending order
Internationalization and localization
These are opportunities to improve the interpretation of your content by users in different locales.
Impact
Issue
<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
Image elements do not have [alt] attributes
Form elements do not have associated labels
colorbrewer2.org best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Includes front-end JavaScript libraries with known security vulnerabilities
Ensure CSP is effective against XSS attacks
User Experience
Impact
Issue
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
colorbrewer2.org SEO score
Content Best Practices
Format your HTML in a way that enables crawlers to better understand your app’s content.
Impact
Issue
Image elements do not have [alt] attributes
EN
N/A
N/A
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Colorbrewer2.org 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 Colorbrewer2.org main page’s claimed encoding is . Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.
colorbrewer2.org
Open Graph description is not detected on the main page of Color Brewer 2. 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: