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