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