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