grey
brown and white
The name on the side of the ship was "Titanic" and the main section of her hull was black.
you get it from the captin of the ship
The paint is purely aesthetic, and the golden color does not affect the ship in any way.
Having looked closely at the film and on the web, I believe the ship to be the SS Oronsay. If you do a Google search for this ship, you can see in the images the correct color an configuration.
none you need member ship
Whatever colour it has been painted. There is no single colour a hull has to be.
The best colors are white, blue, or gray.
Red. Memory cue: Port wine is red.
Viking sails were usually made of wool, so they could be any color the Vikings wanted. Historical evidence suggests that many of them were striped.
Hiroshige