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