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