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