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