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