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