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