One vertex per element, one color per generator, with an edge from x to x·s.
(1,2)(3,4)(5,6,9,12)(7,13,15,10)(8,16,17,11)(14,18,20,19)(5,7,9,15)(6,10,12,13)(8,14,17,20)(11,18,16,19)(21,22)(23,32)(24,29)(25,38)(26,40)(27,31)(28,35)(30,41)(33,43)(34,49)(36,44)(37,46)(39,45)(42,50)(47,51)(48,52)(2,4)(21,23,27,36)(22,28,31,43)(24,35,26,33)(25,34,39,50)(29,44,40,32)(30,42,46,49)(37,51,41,48)(38,52,45,47)(5,8,9,17)(6,11,12,16)(7,14,15,20)(10,18,13,19)(21,24,27,26)(22,29,31,40)(23,33,36,35)(25,37,39,41)(28,32,43,44)(30,38,46,45)(34,48,50,51)(42,47,49,52)(7,15)(10,13)(14,20)(18,19)(21,25,27,39)(22,30,31,46)(23,34,36,50)(24,37,26,41)(28,42,43,49)(29,38,40,45)(32,47,44,52)(33,48,35,51)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.