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