Assuming the values are good, which in your sample are not, and they are simple like your example (ie: no call to other functions to determine some value) you can do something like this
clear
? ALINES(laColors, STRTRAN([RGB(111,222,333,444,555,666)], [,], [)] + CHR(0) + [RGB(], 3, 1), 1, CHR(0))
? laColors[1], laColors[2]
"The five senses obstruct or deform the apprehension of reality."
Jorge L. Borges?
"Premature optimization is the root of all evil in programming."
Donald Knuth, repeating C. A. R. Hoare
"To die for a religion is easier than to live it absolutely"
Jorge L. Borges