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