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