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)(17,18,22,24,21,26,20,25)(19,27,28,23,30,32,29,31)(1,3,6,8)(2,4,11,15)(5,7,16,13)(9,14,10,12)(17,19,21,30)(18,23,26,31)(20,29,22,28)(24,32,25,27)(1,4,6,15)(2,7,11,13)(3,10,8,9)(5,12,16,14)(17,19)(18,23)(20,28)(21,30)(22,29)(24,27)(25,32)(26,31)(1,4,6,15)(2,8,11,3)(5,14,16,12)(7,9,13,10)(17,19)(18,23)(20,29)(21,30)(22,28)(24,32)(25,27)(26,31)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.