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