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