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