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