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