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