The hex color #b1deef is a light color. The web-safe version is Hex
#99CCFF. A complementary color is
#4E2110. The grayscale version is
#D5D5D5. A 20% lighter version of the original color is
#E4FFFF, and Hex
#7EABBC is the 20% darker color. If the color is saturated by 10%, you get
#ADDFF2. If the color is desaturated by 10%, the color
#B5DDEC is obtained.