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)(17,18,23,27)(19,28,30,24)(20,22,26,32)(21,25,31,29)(33,34,38,41)(35,42,39,36)(37,40,46,48)(43,47,45,44)(1,2)(3,9)(4,8)(5,6)(7,11)(10,15)(12,13)(14,16)(17,19,23,30)(18,24,27,28)(20,21,26,31)(22,29,32,25)(33,35)(34,36)(37,45)(38,39)(40,47)(41,42)(43,46)(44,48)(2,6)(7,9)(8,12)(14,15)(33,36,38,42)(34,39,41,35)(37,44,46,47)(40,45,48,43)(1,2)(3,7)(4,8)(5,6)(9,11)(10,14)(12,13)(15,16)(17,20,23,26)(18,22,27,32)(19,21,30,31)(24,29,28,25)(33,36)(34,35)(37,44)(38,42)(39,41)(40,43)(45,48)(46,47)(1,3,5,11)(2,7,6,9)(4,10,13,16)(8,14,12,15)(17,21)(18,25)(19,26)(20,30)(22,24)(23,31)(27,29)(28,32)(33,37)(34,40)(35,43)(36,44)(38,46)(39,45)(41,48)(42,47)(1,4)(2,8)(3,10)(5,13)(6,12)(7,14)(9,15)(11,16)(17,22)(18,26)(19,29)(20,27)(21,28)(23,32)(24,31)(25,30)(33,35)(34,36)(37,45)(38,39)(40,47)(41,42)(43,46)(44,48) 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.