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