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