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