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