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