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