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