This makes it particularly useful for checking colors in various applications, including documents or software, not just websites. TPGI’s Colour Contrast Analyser is a downloadable application for both Windows and Mac that enables you to check the contrast of any two colors from your computer screen.
#COLOR CONTRAST ANALYSER ONLINE SOFTWARE#
Given this limitation, it is important to review color contrast in the document’s authoring software before exporting or saving it as a PDF. However, this results only in a warning that color contrast must be reviewed manually. For an overview of the “Check Accessibility” feature, see our Checking Microsoft Office for Accessibility page.Īdobe Acrobat’s built-in Accessibility Checker includes an option “Document has appropriate color contrast” that can be toggled on/off with a checkbox. Follow the prompts within the Inspection Results to increase the contrast. It is not fool-proof but it is a relevant addition to other accessibility tools and to common sense. The “Check Accessibility” feature built into Microsoft Office will flag “Hard-to-read text contrast” if the ratio of the text and the background falls below a certain threshold. Color Contrast Analyzer helps me to spot items which need some more attention. The Colour Contrast Analyser (CCA) is a tool that calculates the contrast between two colours and automatically evaluates the returned value against the Web Content Accessibility Guidelines. For an overview of this issue, see Color Contrast in our IT Accessibility Checklist. Having sufficient contrast between foreground and background colours is an essential part of usability in general and accessibility in particular.
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