Orphan of the Blind Eternities

As long as Orphan of the Blind Eternities is not
on the battlefield, it is all colors.
As long as you have white mana in your mana
pool, Orphan of the Blind Eternities is white.
The same is true for blue, black, red, and
green mana.
Creatures you control get +1/+1 for each of their colors.