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