A hair colouring composition comprising an emulsion comprising: a) hydrophobically modified particles selected from the group consisting of silica, metal oxide and mixtures thereof b) amino functionalised silicone c) an iron salt or complex and d) water.一種包含乳液之染髮組成物,其包含:a)選自下列群組之經疏水改質的顆粒:二氧化矽、金屬氧化物及彼等之混合物;b)胺基官能化之矽氧烷;c)鐵鹽或複合物;及d)水。