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