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