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