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