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