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