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