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