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