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