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