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