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