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