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