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