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