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