The hex color #e3f3d0 is a light color. The web-safe version is Hex
#CCFFCC. A complementary color is
#1C0C2F. The grayscale version is
#E2E2E2. A 20% lighter version of the original color is
#FFFFFF, and Hex
#B0C09D is the 20% darker color. If the color is saturated by 10%, you get
#E3F5CE. If the color is desaturated by 10%, the color
#E3F1D2 is obtained.