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