The hex color #e6f7cd is a light color. The web-safe version is Hex
#FFFFCC. A complementary color is
#190832. The grayscale version is
#E3E3E3. A 20% lighter version of the original color is
#FFFFFF, and Hex
#B3C49A is the 20% darker color. If the color is saturated by 10%, you get
#E6F9CB. If the color is desaturated by 10%, the color
#E6F5CF is obtained.