Provided is a ceramic coating intended to be applied on a metal support and having the form of at least a continuous film having a thickness between 2 and 100 μm, this coating comprising a matrix including at least a metal polyalkoxide and wherein are dispersed particles whereof the diameter ranges between 0.01 and 50 μm, said particles being from a material having a thermal conductivity equal to or higher than 10 W·m−1·K−1 and a bulk density of at the most 3.9 g/cm3. Also provided is an article, for example culinary, comprising such a coating and its method of manufacture.