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