TEX was not designed with colour in mind, and producing colours requires a lot of help from the driver program. Thus, depending on the driver, some or all features of the <#131#>color<#131#> package may not be available.
Some drivers do not maintain a special `colour stack'. These drivers are likely to get confused if you nest colour changes, or use colours in floating environments.
Some drivers do not maintain colours over a page break, so that if the page breaks in the middle of a coloured paragraph, the last part of the text will incorrectly be printed in black.
There is a different type of problem that will occur for all drivers.
Due to certain technical difficulties