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