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