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