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