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