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