However, in all of my limited painting adventures it always seems that the darn primer often looks better than the paint itself.
You can have primer tinted where ever they do color matching. It may not be precise, as the tint bases characteristics are programed into the color matching machines, but it can be close.
As to spraying it, look for a Jennican or a rechargeable spray can.
Harbor Freight's model is this one.
Here is another type
White foam paint rollers do a great job of putting paint on very evenly and essentially flat. Some times better than a spray job would be.