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