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