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