A grey glass composition employing in its colorant portion at least iron (Fe2O3/FeO), cobalt and selenium is provided. The glass allows high visible transmission, and good IR absorption, while at the same time achieving desired grey color. In certain example embodiments, the colorant portion includes, or may consist essentially of: total iron (expressed as Fe2O3)0.20 to 0.35% selenium0.0002 to 0.0020% cobalt oxide0.0025 to 0.0060% titanium oxide0 to 1.0% glass redox: