Salim bin Abdullah al-Ataki said: I saw Sayyiduna Anas bin Malik (may Allah be pleased with him) wearing a dusky-coloured silk jubbah and a dusky-coloured silk wrap; his turban was black, with its tail hanging down behind him, and he used to dye with a yellow dye.
Hadith Referenceالمعجم الكبير للطبراني / باب الألف / 661