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