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