Color Oracle is a free colour blindness simulator for Window, Mac and Linux and takes the guesswork out of designing for colour blindness.
COLOR ORACLE: Design for the Colour Impaired

Color Oracle is a free colour blindness simulator for Window, Mac and Linux and takes the guesswork out of designing for colour blindness.
One sure way to leave a lasting impression on your website visitors is to make them smile. Clever web content gets more shares, likes and traffic.
Google Font believes the best way to bring personality and performance to websites is through great design and technology.