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