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