One vertex per element, one color per generator, with an edge from x to x·s.
(7,11)(10,12)(13,14)(15,19)(16,20)(17,18)(21,26)(22,27)(23,25)(24,28)(29,30,34,36)(31,37,38,32)(33,41,42,35)(39,40,44,43)(1,2,3,4)(6,9)(10,12)(14,18)(15,21)(20,23)(22,24)(31,38)(32,37)(39,44)(40,43)(1,2)(3,4)(5,6,8,9)(7,10,11,12)(13,14)(15,19)(16,23)(17,18)(20,25)(21,26)(22,28)(24,27)(29,31)(30,32)(33,39)(34,38)(35,40)(36,37)(41,43)(42,44)(5,7)(6,10)(8,11)(9,12)(13,15,17,21)(14,19,18,26)(16,24,25,22)(20,28,23,27)(29,32)(30,31)(33,40)(34,37)(35,39)(36,38)(41,44)(42,43)(13,16,17,25)(14,20,18,23)(15,22,21,24)(19,27,26,28)(29,33,34,42)(30,35,36,41)(31,39,38,44)(32,40,37,43)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.