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