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