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