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