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