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