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