Formula says I have too may arguments.

=IF((B$10)="Robert","Green",IF((B$10)="Nerida","Pink",IF((B$10)="Jack","Black",IF((B$10)="Max","Red",IF((B$10)="Jim","Blue",IF((B$10)="Chris","Orange",IF((B$10)="Sarah","Yellow",IF((B$10)="Rose","Purple",""))))))))

I need to add: IF((B$10)="Wade","Aqua" and IF((B$10)="Steve","White" yet.

How can I do this.