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