American Printing House for the Blind The American Printing House for the Blind (APH) is the world's largest nonprofit organization creating educational, workplace, and independent living products and services for people who are visually impaired.
ChromaGen™ Europe, worldwide producer and supplier of lenses for color blindness and dyslexia. ChromaGen™ is patented, trademarked and FDA Cleared. The patented diagnostic system is used by trained professionals for the management of Academic Skills Disorder (ASD™). ASD™ is an umbrella term that includes dyslexia, color deficiency, dyspraxia (lack of coordination; clumsiness), and other learning related difficulties. In some cases, ChromaGen has also been known to help migraine sufferers. ChromaGen is a system of eight colored haploscopic filters of a known density and color hue which, when prescribed to sufferers of ASD™, has been proven to improve these disorders.
ColorView Glasses, Imagine a world with faded colors. You may already be experiencing vision in a world where some colors are confusing. Although there is no cure, there is a solution – ColorView® lenses. Some complimentary colors might be difficult to distinguish for some people. These symptoms may be caused by congenital red-green color vision deficiency.
Visolve, is the software tool that transforms colors of the computer display into the discriminable colors for various people including people with color vision deficiency, commonly called color blindness. In addition to the color conversion, it also has color filtering and hatching capabilities.
Colorblind Web Page Filter tool provided by Toptal. Use the Colorblind Colorlab to select safe colors early in the design process. To use the tool, indicate a resource to be viewed (for example: a web page URL, an image), and select a color filter to be applied to that resource. Then click the Fetch and Filter button. New
Color Safe Empowering designers with beautiful and accessible color palettes based on WCAG Guidelines of text and background contrast ratios. By Donielle Berg & Adrian Rapp
Colorblind Web Page Filter Enter the URL resource to be viewed, and a color filter to be applied to that resource. If you only use one filter, use the grayscale filter which will not only point out potential problem areas, but will also let you see more clearly which areas the filter is unable to process. Updated
Colblindor is all about color vision deficiency. It presents all you ever wanted to know, learn and try out concerning color blindness. Please feel free to browse the site and find online color blindness tests, some tools to check color names or many interesting facts.
Color Contrast Checker from WebAIM provides the ability to lighten and darken your color combinations slightly to find acceptable contrast levels.
Color Contrast Analyzer: The Luminosity Colour Contrast Ratio Analyser allows you to check the contrast of two colors using the WCAG 2.0’s luminosity contrast algorithm.
Color Laboratory The color laboratory allows you to select colors and see how they appear next to one another and in various foreground / background combinations. It also allows you to see those colors as they might appear to color-blind users.
Color Oracle is a free color blindness simulator for Window, Mac and Linux. It takes the guesswork out of designing for color blindness by showing you in real time what people with common color vision impairments will see.
Colour Vision Easy to use tool to quickly see color deficiencies with color palettes for Protanomaly (low red), Protanopia (no red), Deuteranomaly (low green), Deutanopia (no green), Tritanomaly (low blue), Tritanopia (no blue), Typical Monochromatic, ATypical Monochromatic.
Vischeck Test your Web design for how it looks to various color blind impairments. Run Vischeck on your own image files or run Vischeck on a Web page: on your desktop or online.
Visibone Information about colour blindness, with colour cards simulating colour spectrums as they appear to those with colour deficient vision.
Web-Based Color Vision Test EnChroma Color Blindness Test. Results may vary depending on display quality. This test is not a medical diagnosis. By taking this test you understand and accept that your test results may be anonymously recorded on our server for quality assurance purposes. Please consult an eye care professional for more information regarding color vision deficiency.
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