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