One vertex per element, one color per generator, with an edge from x to x·s.
(2,4)(5,6,10,14)(7,12,16,19)(8,13,9,18)(11,17,20,15)(21,22,25,29,26,30,24,28)(23,31,33,27,34,35,32,36)(5,7)(6,11)(8,15)(9,17)(10,16)(12,18)(13,19)(14,20)(21,23,24,32,26,34,25,33)(22,27,28,31,30,36,29,35)(1,2,3,4)(5,7)(6,12)(8,17)(9,15)(10,16)(11,18)(13,20)(14,19)(5,8,10,9)(6,13,14,18)(7,15,16,17)(11,19,20,12)(21,24,26,25)(22,28,30,29)(23,32,34,33)(27,31,36,35)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.