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)(13,15)(17,18,22,28,23,26,21,27)(19,24,32,40,30,38,31,39)(20,33,36,25,34,42,35,41)(29,43,45,37,46,47,44,48)(1,2,7,14,5,9,4,6)(3,8,10,15,12,16,11,13)(17,19,21,32,23,30,22,31)(18,24,28,39,26,38,27,40)(20,29,36,44,34,46,35,45)(25,37,33,47,41,48,42,43)(1,3)(2,8)(4,11)(5,12)(6,13)(7,10)(9,16)(14,15)(17,20,23,34)(18,25,26,41)(19,29,30,46)(21,36,22,35)(24,37,38,48)(27,42,28,33)(31,45,32,44)(39,47,40,43)(18,26)(24,38)(25,41)(27,28)(33,42)(37,48)(39,40)(43,47) 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.