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)(19,27)(20,31)(21,36)(22,25)(23,28)(24,35)(26,34)(29,47)(30,44)(32,43)(33,42)(37,41)(38,45)(39,48)(40,46)(1,3,5,11)(2,6,8,9)(4,10,12,16)(7,13,14,15)(20,32)(23,38)(24,40)(28,45)(31,43)(33,48)(35,46)(39,42)(1,4)(2,7)(3,10)(5,12)(6,13)(8,14)(9,15)(11,16)(17,19,22,30)(18,23,25,38)(20,33,32,48)(21,37,34,29)(24,41,40,47)(26,42,36,39)(27,43,44,31)(28,46,45,35)(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.