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