The hex color #a3d5f9 is a light color. The web-safe version is Hex
#99CCFF. A complementary color is
#5C2A06. The grayscale version is
#D0D0D0. A 20% lighter version of the original color is
#D6FFFF, and Hex
#70A2C6 is the 20% darker color. If the color is saturated by 10%, you get
#9ED5FD. If the color is desaturated by 10%, the color
#A8D5F5 is obtained.