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