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