Free online tool for evaluating color contrast according to the Web Content Accessibility Guidelines (WCAG).
Colour Contrast Analyser is a lightweight software application that helps you analyze the color visibility and contrast for foreground and background color combinations. Since this is a portable. 19 hours ago Colour Contrast Analyser (CCA) Colour Contrast Analyser is a free tool that you can download to your computer. Enter the hex code, CSS color format, or use the color picker tool to get your contrast ratio and determine whether you pass AA or AAA standards. Nero for mac free. Built-In Contrast Checker.
Color Contrast Requirements
As explained in the Web Content Accessibility Guidelines (WCAG), people with low vision require sufficient contrast for the following:
- Text and background (see WCAG 1.4.3 and WCAG 1.4.6)
- Examples: regular text, text embedded in images (which is generally bad practice for multiple reasons)
- Graphical objects, user interface components and states (see WCAG 1.4.11).
- Graphical objects: icons, font icons, etc.
- Components: the boundary or borders between buttons, menu items, form controls and inputs, etc.
- States: selected elements, elements with keyboard focus; expanded vs. collapsed, active vs. inactive, etc.
Learn More in Deque University Courses
Colour Contrast Analyser Windows 10
Sign up for the course on Visual Design and Colors, or enroll in a more complete accessibility curriculum package.