The hex color #e0f3ed is a light color. The web-safe version is Hex
#CCFFFF. A complementary color is
#1F0C12. The grayscale version is
#EBEBEB. A 20% lighter version of the original color is
#FFFFFF, and Hex
#ADC0BA is the 20% darker color. If the color is saturated by 10%, you get
#DFF4ED. If the color is desaturated by 10%, the color
#E1F2ED is obtained.