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