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