does the printers print in color ?

Yes. From library website: Printing: 15¢ per page in black-and-white and 40¢ per page in color. Patrons may set up a print account. Unused funds remain in the account and can be used at any PLS library. http://www.dalycity.org/City_Hall/Departments/LibraryandRecreationServices/Library/Services/03compu.htm

Yes they do, it's a couple more cents than the black and white prints

Yes they do print in color if you select it as an option