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