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)(17,18)(19,29)(20,33)(21,26)(22,28)(23,27)(24,31)(25,34)(30,38)(32,39)(35,41)(36,40)(37,42)(43,45)(44,47)(46,48)(1,3,6,2)(4,9,12,7)(5,8,15,10)(11,14,16,13)(17,19,23,32)(18,24,27,40)(20,30,35,46)(21,36,22,31)(25,38,42,48)(26,29,28,39)(33,47,41,43)(34,45,37,44)(1,4)(2,7)(3,9)(5,14)(6,12)(8,16)(10,11)(13,15)(17,20)(18,25)(19,30)(21,34)(22,37)(23,35)(24,38)(26,41)(27,42)(28,33)(29,43)(31,44)(32,46)(36,45)(39,47)(40,48) involution — undirected(17,21,23,22)(18,26,27,28)(19,31,32,36)(20,34,35,37)(24,39,40,29)(25,41,42,33)(30,44,46,45)(38,47,48,43)(18,27)(24,40)(25,42)(26,28)(29,39)(33,41)(38,48)(43,47) 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.