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