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