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