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