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