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