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