A mildew resistant and antibacterial colored ceramic plate comprises following components in parts by weight: 60 parts of potter's clay, 22 parts of diatomite, 30 parts of cement, 18 parts of coral reef powder, 4 parts of sodium dodecyl benzene sulfonate, 25 parts of quartz powder, 15 parts of lubricant, 15 parts of fly ash, 8 parts of grinding wheel ash, 20 parts of nylon fiber, 50 parts of solvent, 12 parts of iodized salt, 7 parts of zinc oxide, and 35 parts of pigment. The color ceramic plate has a strong mildew resistant and antibacterial performance and a good impact resistant performance, and is suitable for being used as a durable outer wall decorative plate therefore.