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)(21,22,27,26)(23,28,33,39)(24,29,36,40)(25,30,38,41)(31,42,46,34)(32,43,47,37)(35,44,49,50)(45,51,52,48)(5,7,9,15)(6,10,12,13)(8,14,17,20)(11,18,16,19)(21,23,27,33)(22,28,26,39)(24,34,36,42)(25,37,38,43)(29,31,40,46)(30,32,41,47)(35,45,49,52)(44,51,50,48)(2,4)(21,24,27,36)(22,29,26,40)(23,31,33,46)(25,35,38,49)(28,42,39,34)(30,44,41,50)(32,45,47,52)(37,48,43,51)(5,8,9,17)(6,11,12,16)(7,14,15,20)(10,18,13,19)(25,38)(30,41)(32,47)(35,49)(37,43)(44,50)(45,52)(48,51)(7,15)(10,13)(14,20)(18,19)(21,25,27,38)(22,30,26,41)(23,32,33,47)(24,35,36,49)(28,43,39,37)(29,44,40,50)(31,45,46,52)(34,48,42,51)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.