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