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