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