One vertex per element, one color per generator, with an edge from x to x·s.
(2,5)(6,8)(9,10,13,11)(12,15,16,14)(17,18,23,26)(19,20,24,21)(22,25,30,32)(27,28,31,29)(10,11)(14,15)(17,19,23,24)(18,21,26,20)(22,27,30,31)(25,29,32,28)(1,2)(3,6)(4,5)(7,8)(9,11,13,10)(12,15,16,14)(17,20,23,21)(18,24,26,19)(22,28,30,29)(25,31,32,27)(3,7)(6,8)(9,12,13,16)(10,14,11,15)(17,19)(18,20)(21,26)(22,27)(23,24)(25,28)(29,32)(30,31)(1,3,4,7)(2,6,5,8)(17,21,23,20)(18,19,26,24)(22,28,30,29)(25,31,32,27)(1,2)(3,6)(4,5)(7,8)(17,22)(18,25)(19,27)(20,28)(21,29)(23,30)(24,31)(26,32) involution — undirectedA 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.