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