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