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