The hex color #ecfec4 is a light color. The web-safe version is Hex
#FFFFCC. A complementary color is
#13013B. The grayscale version is
#E5E5E5. A 20% lighter version of the original color is
#FFFFF7, and Hex
#B9CB91 is the 20% darker color. If the color is saturated by 10%, you get
#EDFFC1. If the color is desaturated by 10%, the color
#EBFBC7 is obtained.