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