One vertex per element, one color per generator, with an edge from x to x·s.
(6,12)(13,16)(17,18,21,23)(19,25,26,32)(20,28,29,24)(22,30,31,27)(34,39)(35,43)(36,37)(41,42)(44,45)(46,47)(1,2)(3,6)(4,7)(5,8)(9,13)(10,12)(11,14)(15,16)(20,29)(24,28)(25,32)(27,30)(33,34,38,42)(35,40,45,48)(36,41,37,39)(43,47,44,46)(1,3,5,10)(2,6,8,12)(4,9,11,15)(7,13,14,16)(17,19,21,26)(18,22,23,31)(20,30,29,27)(24,32,28,25)(33,35)(34,40)(36,43)(37,44)(38,45)(39,46)(41,47)(42,48)(1,4,5,11)(2,7,8,14)(3,9,10,15)(6,13,12,16)(18,23)(22,31)(24,28)(25,32)(33,36,38,37)(34,41,42,39)(35,44,45,43)(40,46,48,47)A Cayley diagram is a choice, not a fact about the group. Another drawing of this group — in a book, or on a different generating set — may look nothing like this one.