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