The hex color #a6d9ed is a light color. The web-safe version is Hex
#99CCFF. A complementary color is
#592612. The grayscale version is
#CFCFCF. A 20% lighter version of the original color is
#D9FFFF, and Hex
#73A6BA is the 20% darker color. If the color is saturated by 10%, you get
#A2DAF0. If the color is desaturated by 10%, the color
#AAD8EA is obtained.