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