#Colour contrast analyser for mac pdf
#Colour contrast analyser for mac software
#Colour contrast analyser for mac code

#Colour contrast analyser for mac code

You can view the source code at the following URL. In order to get permission to take screenshots of your browser window this is the level of access we must request. We are not using or collecting this data in any way. This tool lets you check the color contrast between different color pairings and check for common color perceptions against WCAG accessibility standards. When first installing the extension, you may need to refresh the webpage you wish to analyze for all of the selection options to be available.Īlso, when installing the extension it will ask you for permission to access your data on all of your websites and your tabs and browsing activity. However, a larger pixel radius will add significant computation time. The larger the pixel radius, the further out it will look for a border with high enough contrast. In order to better handle gradients, you can also select the pixel radius that should be used to analyze adjacent pixels. The resulting image analysis can be downloaded to your computer as a PNG file. If there is an item on the underlying page that is not outlined in the output mask, then the item does not have enough color contrast according to the conformance level you selected. The output will show you a map of where the edges between colors are different enough to meet the specified contrast requirement. You can select to evaluate for either AA or AAA conformance, along with specifying the size of the text you want to analyze. To analyze local files you will need to go to your Extensions page and check 'Allow access to file URLs' for this extension.

#Colour contrast analyser for mac pdf

Note, with PDF files you will only be able to evaluate the visible portion of the page.

#Colour contrast analyser for mac software

The software is periodically scanned by our antivirus system.

The package you are about to download is authentic and was not repacked or modified in any way by us. The version of the Mac program you are about to download is 3.1.2. You can choose to analyze a portion of a web page, the entire visible contents of a tab, or an entire web page.Īdditionally, you can evaluate files on your computer that can be opened in Chrome, such as image files and PDF files. Colour Contrast Analyser (CCA) is distributed free of charge. The CCA enables you to optimize your contentincluding text and visual elementsfor individuals with vision disabilities like color-blindness and low-vision impairments. It evaluates the page as it appears in the browser, so it is able to handle text over gradients and advanced CSS attributes. Color contrast refers to the difference in color tone between text and its. Colour Contrast Analyser (CCA) TPGi’s free color contrast checker tool that allows you to easily determine the contrast ratio of two colors simply using an eyedrop tool. This extension allows you to analyze text color contrast problems on a webpage according to the WCAG 2 text color contrast requirements. New in version 1.1: Download the image analysis to a PNG file. Analyze a web page or portion of a web page for conformance with WCAG 2.0 Color Contrast requirements.