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