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