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