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