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