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