Tthe latest versions of the PDFS listed below will be available on Acrobat Accessibility Training Resources.
For print pages, labels, or signs (See Web accessibility tab for web pages.):
For a more detailed discussion about fonts, see WebAim's Font page.
For printed pages only. (See Web accessibility tab for online pages.)
(Ideas condensed from Wikipedia's discussion of color blindness.)
Vischeck simulates color blindness. You can run Vischeck on image files or a web page. You can also download programs to run on your own computer.