One vertex per element, one color per generator, with an edge from x to x·s.
(1,2)(3,9)(4,12)(5,14)(6,11)(7,8)(10,15)(13,16)(17,18,22,26)(19,23,29,24)(20,25,31,21)(27,28,30,32)(36,44)(40,45)(43,48)(46,47)(2,8)(5,15)(9,12)(11,13)(17,19,22,29)(18,23,26,24)(20,30,31,27)(21,28,25,32)(33,34)(35,39)(36,45)(37,41)(38,42)(40,44)(43,46)(47,48)(1,3,7,4)(2,9,8,12)(5,11,15,13)(6,10,16,14)(17,19)(18,24)(20,27)(21,28)(22,29)(23,26)(25,32)(30,31)(33,35)(34,37)(36,43)(38,41)(39,42)(40,46)(44,48)(45,47)(1,4,7,3)(2,9,8,12)(5,13,15,11)(6,10,16,14)(17,19)(18,23)(20,27)(21,32)(22,29)(24,26)(25,28)(30,31)(33,35)(34,39)(36,43)(37,42)(38,41)(40,47)(44,48)(45,46)(1,5,7,15)(2,10,8,14)(3,11,4,13)(6,9,16,12)(17,20)(18,25)(19,27)(21,26)(22,31)(23,28)(24,32)(29,30)(33,36,38,44)(34,40,42,45)(35,43,41,48)(37,46,39,47)(1,6,7,16)(2,11,8,13)(3,10,4,14)(5,9,15,12)(17,21,22,25)(18,20,26,31)(19,28,29,32)(23,30,24,27)(33,37,38,39)(34,41,42,35)(36,46,44,47)(40,48,45,43)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.