A low temperature cure composite coating, comprising: a substrate; a first layer comprising a waterborne low temperature cure coating composition comprising a first hydroxy-functional resin, which is a hydroxy-functional polyether-comprising polyurethane, a first low temperature crosslinking agent, which is an aminoplast resin, and a first catalyst, which is a metal catalyst, and water; and a second layer comprising a solventborne low temperature cure coating composition comprising a second hydroxy-functional resin, which is a hydroxy-functional acrylic resin or a hydroxy-functional polyester resin; a second low temperature crosslinking agent, which is an isocyanate resin that is optionally blocked, a second catalyst, which is an acid catalyst, and an organic solvent, wherein the first layer and the second layer are adjacent to each other, wherein the first catalyst catalyzes a crosslinking reaction between the second hydroxy-functional resin and the second low temperature crosslinking agent, and does not catalyze a crosslinking reaction between the first hydroxy-functional resin and the first low temperature crosslinking agent, wherein the second catalyst catalyzes a crosslinking reaction between the first hydroxy-functional resin and the first low temperature crosslinking agent, and does not catalyze a crosslinking reaction between the second hydroxy-functional resin and the second low temperature crosslinking agent, and wherein the solventborne and the waterborne low temperature cure coating compositions cure within 20 minutes at a temperature from 80-120°C. a substrate; a first layer comprising a waterborne low temperature cure coating composition comprising a first hydroxy-functional resin, which is a hydroxy-functional polyether-comprising polyurethane, a first low temperature crosslinking agent, which is an aminoplast resin, and a first catalyst, which is a metal catalyst, and water; and a first hydroxy-functional resin, which is a hydroxy-functional polyether-comprising polyurethane, a first low temperature crosslinking agent, which is an aminoplast resin, and a first catalyst, which is a metal catalyst, and water; and a second layer comprising a solventborne low temperature cure coating composition comprising a second hydroxy-functional resin, which is a hydroxy-functional acrylic resin or a hydroxy-functional polyester resin; a second low temperature crosslinking agent, which is an isocyanate resin that is optionally blocked, a second catalyst, which is an acid catalyst, and an organic solvent, a second hydroxy-functional resin, which is a hydroxy-functional acrylic resin or a hydroxy-functional polyester resin; a second low temperature crosslinking agent, which is an isocyanate resin that is optionally blocked, a second catalyst, which is an acid catalyst, and an organic solvent, wherein the first layer and the second layer are adjacent to each other, wherein the first catalyst catalyzes a crosslinking reaction between the second hydroxy-functional resin and the second low temperature crosslinking agent, and does not catalyze a crosslinking reaction between the first hydroxy-functional resin and the first low temperature crosslinking agent, wherein the second catalyst catalyzes a crosslinking reaction between the first hydroxy-functional resin and the first low temperature crosslinking agent, and does not catalyze a crosslinking reaction between the second hydroxy-functional resin and the second low temperature crosslinking agent, and wherein the solventborne and the waterborne low temperature cure coating compositions cure within 20 minutes at a temperature from 80-120°C.