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