The hex color #e2f3c1 is a light color. The web-safe version is Hex
#CCFFCC. A complementary color is
#1D0C3E. The grayscale version is
#DDDDDD. A 20% lighter version of the original color is
#FFFFF4, and Hex
#AFC08E is the 20% darker color. If the color is saturated by 10%, you get
#E3F5BE. If the color is desaturated by 10%, the color
#E1F1C4 is obtained.