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