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