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