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