The hex color #a5d9ed is a light color. The web-safe version is Hex
#99CCFF. A complementary color is
#5A2612. The grayscale version is
#CECECE. A 20% lighter version of the original color is
#D8FFFF, and Hex
#72A6BA is the 20% darker color. If the color is saturated by 10%, you get
#A1DAF0. If the color is desaturated by 10%, the color
#A9D8EA is obtained.