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