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