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)(17,18)(19,29)(20,26)(21,23)(22,32)(24,28)(25,31)(27,30)(36,44)(40,47)(43,48)(45,46)(1,3,5,11)(2,6,8,9)(4,10,12,16)(7,13,14,15)(17,19,24,31)(18,25,28,29)(20,30,21,22)(23,27,26,32)(33,34,38,42)(35,37,41,39)(36,40,44,47)(43,45,48,46)(1,3)(2,6)(4,10)(5,11)(7,13)(8,9)(12,16)(14,15)(17,20,24,21)(18,26,28,23)(19,30,31,22)(25,32,29,27)(33,35)(34,39)(36,43)(37,42)(38,41)(40,46)(44,48)(45,47)(1,3)(2,6)(4,10)(5,11)(7,13)(8,9)(12,16)(14,15)(17,21,24,20)(18,26,28,23)(19,22,31,30)(25,32,29,27)(33,35)(34,37)(36,43)(38,41)(39,42)(40,45)(44,48)(46,47)(1,2)(3,6)(4,7)(5,8)(9,11)(10,13)(12,14)(15,16)(17,22)(18,27)(19,20)(21,31)(23,29)(24,30)(25,26)(28,32)(33,36)(34,40)(35,43)(37,45)(38,44)(39,46)(41,48)(42,47) involution — undirected(1,4,5,12)(2,7,8,14)(3,10,11,16)(6,13,9,15)(17,23,24,26)(18,21,28,20)(19,27,31,32)(22,29,30,25)(33,37)(34,41)(35,42)(36,45)(38,39)(40,48)(43,47)(44,46)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.