5.5 - 6 grains Universal will give you a nice load in the magnum brass.
That's about the
slowest powder I would use with your combination.
Take a look at Hodgdon's online reloading data for the 44 Special as suggested.
You can add about .5 grain to these recipes for use in the magnum brass to make up for the bigger boiler room.
There are 11 powders listed for a 185 cast bullet.
Hodgdon Pistol Reloading Data
Any of the faster to "medium" shotgun and pistol powders can be made to work in revolver target loads.
All of the powders you mentioned are at the slowest end and work better in magnum loads.
None are going to burn well with light bullets below 900 fps.