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