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