Search these (Tek-Tips) fora for "RGB(" which is a intrinsic function to VB(A). It can be used to generate the (Long) vlaue of a color from the three (Red, Green, Blue) values. In some of these threads, you should find a complimentart function to take the Long color number and return the RGB components.
COnditional formatting can (with a small effort) be set to use and (valid) color value, so the two functions can provide you with the entire range of possible colors for use in the conditional formats.
MichaelRed