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