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