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