hi i just bought a used t5 dual bulb fixtue with built i moonlights and , each has 1 10,000 k daylight and 1 actnic , and i want to know what bulbs should i get for my freshwater tank, my tank has colorful fish like viejas and a green texas and a jack dempsey and my tank is a natural scape which is sand rocks and fake plants and i want a light that brings out the color of the fish and makes the tank look good, oh and my background is black if that helps , so tell em which types of bulbs to get thank u