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