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