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