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