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