I've taken "Fun with Faces" class and realized I needed to work on my color selections more. I found this class very helpful to explore new color palettes.
I've started with this plant sketch and then turn it into a monochromatic illustration.
I've used a purplish blue for my monochromatic illustration exercise. Then for the primary colors exercise I've created 5 different color palettes and choose the second one for my illustration.
Then for the complementary color exercise, I went back to the first plant design to play with colors.
I've used green-purple and purple-yellow as complementary colors.
Then I did the color thumbnail exercise: