A discharge lamp having a high color temperature

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A lamp includes a discharge sustaining fill which includes cesium halide, one of indium halide and thallium halide, optionally gadolinium halide and a rare earth halide component selected from dysprosium halide, holmium halide, thulium halide, and neodymium halide. In operation without a jacket, the lamp may have a color temperature of from 7, 000K to 14, 000K and a color rendering index of at least 70 when operated at an arc wall loading in excess of about 2 W/mm2.