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