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