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