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