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