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