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