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