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