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