The hex color #42e29e is a light color. The web-safe version is Hex
#33CC99. A complementary color is
#BD1D61. The grayscale version is
#969696. A 20% lighter version of the original color is
#75FFD1, and Hex
#0FAF6B is the 20% darker color. If the color is saturated by 10%, you get
#3AEA9F. If the color is desaturated by 10%, the color
#4ADA9D is obtained.