A11Y - Color blindness empathy test is a Chrome add-on developed by vincent.humeau. This free program is designed to help users test their websites for color blindness and visual impairment. With this add-on, users can emulate eight different types of color blindness, as well as grayscale, in order to check the contrast of their website.

The A11Y - Color blindness empathy test add-on is a valuable tool for web developers and designers who want to ensure that their websites are accessible to all users, including those with color blindness or visual impairment. By simulating different types of color blindness, users can identify any potential issues with color contrast and make necessary adjustments to improve accessibility.

Overall, A11Y - Color blindness empathy test is a useful and user-friendly add-on for Chrome users who are concerned about the accessibility of their websites. With its range of color blindness simulations and easy-to-use interface, this add-on is a valuable tool for anyone involved in web development or design.