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