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