Split complementary was hard to get this together to make it look as a shooting star. I two split complementary the first one is blue, yellow orange and red orange, the second split color are violet, yellow green and yellow orange.
this one is Monochromatic I use green, I mix green with black and white, also I have yellow and blue to get this different tones of green. the palm tree is a dark green which look like black
this one is triadic color, I use yellow, blue and yellow, I did not have much of issue with this combination.
this one is Complimentary colors, I use many color I have the cubic form to mimic the rubik cube. I use blue and orange, violet and yellow, yellow and green, and blue violet and yellow orange.