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