One subject of the present invention is a translucent cosmetic composition in the form of an oil-in-water emulsion comprising: (1) a dispersed fatty phase comprising at least one oil; (2) a continuous aqueous phase comprising at least one hydrophilic thickening polymer; and (3) hydrophobic silica aerogel particles; the ratio of the amount by weight of silica aerogel particles to the amount by weight of oil(s) being greater than 0.06; the composition being free of surfactant(s). The composition in accordance with the invention is in the form of an emulsified gel of translucent appearance which makes it possible to obtain good cosmetic properties such as a sensation of freshness on application and a satisfactory nutritive efficacy.