I am not saying you can't have anything, just letting you know that they will probably fight all the time.
An albino is a colour form of the rainbow shark.
The fish do not have to go on colour to recognise another shark.
I have a 12" labeo rubropuctatus that doesn't like any fish that pose as a threat (eg. anything over 5")
Im almost certain they will fight. You can go to your local fish store and look in the tank where they house the RTBS and some will probably look faded where they have been picked on by the more bigger, stronger RTBS. Its best to keep them one per tank, but Ive learned even that is risky if they are the biggest fish in the tank, and odds are after they start growing they will be...