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