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