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