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