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