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