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