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